{"data":{"slug":"cmf-headphone-pro","type":"headset","brand":"CMF","name":"Headphone Pro","aliases":["CMF Headphone Pro","Nothing CMF Headphone Pro","B175"],"release_date":"2025-10","url":"https://arkivo.dev/headsets/cmf-headphone-pro","specs":{"series":null,"model_numbers":["B175","6974434226722"],"gtins":null,"announce_date":"2025-09-29","status":"available","predecessor":null,"successor":null,"launch_price_usd":99,"launch_price_eur":null,"markets":["US"],"colors":["Dark Grey"],"manufacturer_url":"https://us.nothing.tech/products/cmf-headphone-pro?Colour=Dark+Grey","spec_sheet_url":"https://us.nothing.tech/products/cmf-headphone-pro?Colour=Dark+Grey","manual_url":"https://fccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"music","form_factor":"over_ear","back_type":"closed","wearing_style":"headband","foldable":"flat","ear_cups_swivel":true,"rgb_lighting":null,"lighting_zones":null,"driver_type":"dynamic","driver_size_mm":40,"drivers_per_side":null,"driver_diaphragm_material":"PEN+PU dome with nickel plating","driver_magnet":null,"frequency_response_hz":{"min_hz":20,"max_hz":20000},"frequency_response_wireless_hz":null,"impedance_ohm":16,"sensitivity_db":null,"sensitivity_reference":null,"thd_pct":null,"max_input_power_mw":null,"max_sample_rate_khz":null,"max_bit_depth_bits":null,"dac_chip":null,"sound_personalization":true,"onboard_eq":null,"eq_bands":3,"eq_presets":["Pop","Rock","Electronic","Enhance Vocals","Classical"],"volume_limit_db":null,"virtual_surround":["Static Spatial Audio: Cinema mode","Static Spatial Audio: Concert mode"],"spatial_audio_licence_included":null,"head_tracking":null,"anc":true,"anc_type":"hybrid","anc_mic_count":null,"anc_adaptive":true,"anc_levels":3,"anc_claimed_attenuation_db":40,"transparency_mode":true,"transparency_adjustable":null,"conversation_detection":null,"wind_noise_reduction":true,"measured_frequency_response_notes":"Changing the bass slider from minimum to maximum increases low-frequency output. The reviewer reports upper-frequency roll-off above about 8 kHz.","measured_bass_amount_db":null,"measured_treble_amount_db":null,"measured_target_deviation_db":null,"measured_response_consistency_db":null,"measured_thd_pct":null,"measured_leakage_db_spl":null,"measured_noise_isolation":null,"measured_attenuation_overall_db":null,"measured_attenuation_passive_db":null,"measured_microphone_notes":"Recorded calls remain intelligible, but speech sounds unnatural and includes some pops and crackles.","measured_microphone_lfe_hz":null,"measured_microphone_hfe_hz":null,"measured_microphone_noise_handling_db":null,"measured_latency":null,"measured_latency_bluetooth_ms":null,"measured_latency_2_4ghz_ms":null,"measured_battery_life":[{"connection":null,"anc":true,"lighting":null,"hours":43.15},{"connection":null,"anc":true,"lighting":null,"hours":49.5}],"measured_battery_life_h":49.5,"measured_clamping_force_n":null,"measured_weight_g":null,"microphone_type":"built_in","microphone_element":null,"microphone_pattern":null,"microphone_count":3,"microphone_count_total":5,"microphone_frequency_response_hz":null,"microphone_sensitivity_db":null,"microphone_snr_db":null,"microphone_sample_rate_khz":null,"microphone_noise_reduction":null,"flip_to_mute":null,"mute_button":true,"mute_indicator":null,"sidetone":false,"sidetone_adjustable":null,"mic_windscreen":null,"connection_types":["analog","bluetooth"],"analog_connectors":null,"cable_connector_headset_side":"3_5mm","cable_length_m":1.2,"usb_connector":"usb_c","usb_c_audio":false,"passive_wired_listening":false,"wireless_receiver":null,"receiver_connector":null,"wireless_range_m":10,"bluetooth_version":"5.4","bluetooth_codecs":["SBC","AAC","LDAC"],"bluetooth_le_audio":null,"auracast":null,"multipoint":true,"multipoint_device_count":2,"paired_device_memory":null,"simultaneous_2_4ghz_bluetooth":null,"fast_pair":["google_fast_pair","microsoft_swift_pair"],"base_station":null,"low_latency_mode":true,"latency_claimed":[{"connection":"bluetooth","mode":"Game Mode on Nothing Phone","latency_ms":120}],"compatible_platforms":["android","ios","windows","macos"],"platform_connections":[{"platform":"android","connection":"bluetooth","microphone_works":true},{"platform":"ios","connection":"bluetooth","microphone_works":true},{"platform":"windows","connection":"bluetooth","microphone_works":null},{"platform":"macos","connection":"analog","microphone_works":false}],"official_license":null,"battery_capacity_mah":720,"swappable_battery":false,"battery_count":null,"battery_life_claimed":[{"connection":"bluetooth","anc":false,"codec":"AAC","spatial_audio":null,"lighting":null,"hours":100},{"connection":"bluetooth","anc":true,"codec":"AAC","spatial_audio":null,"lighting":null,"hours":50},{"connection":"bluetooth","anc":false,"codec":"LDAC","spatial_audio":null,"lighting":null,"hours":70},{"connection":"bluetooth","anc":true,"codec":"LDAC","spatial_audio":null,"lighting":null,"hours":38}],"battery_life_max_h":100,"battery_life_anc_on_h":50,"battery_life_anc_off_h":100,"charging_port":"usb_c","charge_time_0_100_min":120,"quick_charge_min":5,"quick_charge_playback_h":8,"play_while_charging":null,"charging_dock":null,"control_types":["buttons","volume_wheel","slider"],"volume_control":"wheel","game_chat_mix":null,"customizable_controls":true,"wear_detection":false,"voice_assistant":["ChatGPT"],"headband_type":"padded","headband_material":"PU synthetic leather and memory foam","frame_material":"ABS plastic shell, PA+GF sliding arms, stainless steel headband strips","ear_cup_material":null,"earpad_material":"PU leather with high-resilience memory foam","earpad_replaceable":true,"earpad_attachment":"twist_lock","earpad_inner_dimensions_mm":null,"ear_tip_sizes":null,"ip_rating":["IPX2"],"user_replaceable_parts":["Ear cushions"],"companion_app":"Nothing X","companion_app_platforms":["android","ios"],"firmware_updatable":true,"weight_g":283,"dimensions_mm":null,"hi_res_audio":["hi_res_audio","hi_res_audio_wireless"],"communication_certifications":null,"fcc_id":"2AZEQ-B175","other_certifications":["EU RED 2014/53/EU","EU RoHS 2011/65/EU and 2015/863"],"in_the_box":["CMF Headphone Pro","Carry pouch","User guide","Safety and warranty information","3.5 mm to 3.5 mm audio cable (1.2 m)"],"cables_included":[{"type":"3.5 mm to 3.5 mm audio cable","length_m":1.2,"count":1}],"carrying_case":"soft"},"variants":[],"sources":[{"url":"https://us.nothing.tech/products/cmf-headphone-pro?Colour=Dark+Grey","kind":"manufacturer_page","accessed":"2026-10-08","fields":["manufacturer_url","spec_sheet_url","model_numbers","markets","colors","status","segment","form_factor","wearing_style","driver_size_mm","driver_diaphragm_material","anc_type","anc_adaptive","transparency_mode","wind_noise_reduction","microphone_count","wireless_range_m","charge_time_0_100_min","weight_g","earpad_replaceable","earpad_attachment","user_replaceable_parts","in_the_box","cables_included","cable_length_m","companion_app","companion_app_platforms","firmware_updatable","virtual_surround","hi_res_audio","sound_personalization"],"notes":{"manufacturer_url":"The exact US Dark Grey selector and public variant payload identify this reference. No Headphone (1) or Headphone (a) values are transferred.","spec_sheet_url":"The public page payload contains labelled technical specification tables. No separate exact maker datasheet was found. These tables were read from the normally downloaded page HTML.","model_numbers":"Original manufacturer FCC manual identifies B175. Current US maker variant payload labels Dark Grey SKU 6974434226722. The numeric SKU is not stored as a GTIN without a barcode label.","markets":"The current US maker store offers the exact Dark Grey reference.","colors":"The reference is the original Dark Grey headset with its fitted Dark Grey cushions. Other headset finishes and separately sold cushion colors are excluded.","status":"The exact Dark Grey US variant payload states availableForSale true.","segment":"The maker positions the product for music listening and audio playback.","form_factor":"The maker explicitly describes its first over-ear headphones.","wearing_style":"The maker comfort section describes the adjustable headband. The original guide documents adjustment by sliding the arms.","driver_size_mm":"The labelled Drivers table and Packed with Power section state 40 mm. The 16.5 mm copper voice coil is not a driver diameter.","driver_diaphragm_material":"The labelled Diaphragm table states PEN+PU dome material and nickel plating. Magnet material is not stated.","anc_type":"The labelled Noise Cancellation Type table states Hybrid ANC.","anc_adaptive":"The maker explains automatic movement between strong, moderate, and light cancellation based on surroundings. Adaptive is not counted as an extra manual strength level.","transparency_mode":"The maker expressly documents Transparency Mode to hear surroundings.","wind_noise_reduction":"The labelled Noise Cancellation Features table states Wind Noise Conduction Mesh. This is a physical mesh feature, not an inferred selectable wind-processing mode.","microphone_count":"The feature table states a three-microphone ENC architecture for calls. Its separate five-microphone total is not substituted for this voice count or an unproven ANC count.","wireless_range_m":"The labelled Connection range table states 10 m. Indoor or line-of-sight test conditions are not specified. The Tom's Guide generic Bluetooth 800-foot statement is excluded.","charge_time_0_100_min":"The labelled Charging table states Type-C wired charging to full in 120 minutes. The feature text says under two hours. The numeric table estimate is retained without using the copied case-related disclaimer.","weight_g":"The labelled Headphones weight table states 283 g. This is the maker claim. Cushion weight is a separate 45 g entry with unspecified quantity scope and is not added to headset mass.","earpad_replaceable":"The maker states that cushions twist on and off for cleaning and replacement. Optional colored cushions are sold separately.","earpad_attachment":"The maker describes twisting cushions on and off. Exact SoundGuys review confirms the rotating attachment. This is a twist-lock attachment rather than a clip or magnetic mount.","user_replaceable_parts":"The maker explicitly permits swapping and cleaning the ear cushions. The original manual prohibits user battery replacement.","in_the_box":"The exact In the box table lists the headset, pouch, guide, safety/warranty information, and one 1.2 m analog cable. No USB charging cable or wall charger is listed. Exact TechRadar review independently confirms both omissions.","cables_included":"The exact package table lists one 3.5 mm to 3.5 mm audio cable, 1.2 m long. No charging cable is supplied. Contact arrangement is not inferred from nominal plug size.","cable_length_m":"The maker package inventory contains only the supplied 1.2 m analog cable. The reviewer's approximate 2.7-foot cable description does not override the manufacturer claim.","companion_app":"The Nothing X app section names Nothing X.","companion_app_platforms":"The maker app section expressly says Android and iOS. Individual features have phone, OS, and app requirements.","firmware_updatable":"The maker app section documents firmware update management.","virtual_surround":"The maker explicitly names Static Spatial Audio with Cinema and Concert modes. These are supported headphone processing modes. No Dolby license or dynamic head tracking is inferred.","hi_res_audio":"The maker expressly claims wired and wireless Hi-Res certifications. Wireless high-resolution playback requires a compatible LDAC source.","sound_personalization":"The exact maker Personal Sound feature uses Audiodo to create a hearing profile through a three-minute test in Nothing X. The resulting profile is stored directly on the headphones and remains applied across connected devices. This is hearing-test personalization, separate from the manual three-band equalizer and Energy Slider."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910279111569-What-s-the-battery-life-of-CMF-Headphone-Pro","kind":"manufacturer_page","accessed":"2026-10-08","fields":["battery_life_claimed"],"notes":{"battery_life_claimed":"The exact support article separately names AAC and LDAC playback with ANC off/on. The current maker technical table matches all four rows at 50% volume. Nothing laboratory temperature is 25°C. The support footnote says AAC even beneath LDAC rows, so the explicitly labelled codec rows govern. Talk and standby durations are excluded. The copied product disclaimer erroneously states 50 hours with ANC off and is not used."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910318874897-Does-CMF-Headphone-Pro-support-fast-charging","kind":"manufacturer_page","accessed":"2026-10-08","fields":["quick_charge_min","quick_charge_playback_h"],"notes":{"quick_charge_min":"The exact current support article states a five-minute charge. The maker technical table agrees.","quick_charge_playback_h":"Five minutes gives eight hours with ANC off or four hours with ANC on. The stored maximum is eight hours with ANC off, AAC, 50% volume, and 25°C laboratory temperature. Marketing prose and older announcements quote four or five hours without consistent ANC conditions and are excluded."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910303499409-What-is-the-battery-capacity-of-CMF-Headphone-Pro","kind":"manufacturer_page","accessed":"2026-10-08","fields":["battery_capacity_mah"],"notes":{"battery_capacity_mah":"The exact support article states 720 mAh. The maker technical table agrees. Rated versus typical capacity is not specified. This is the headset battery, not a nonexistent case battery."}},{"url":"https://support.nothing.tech/hc/en-us/sections/38910294951441-Product-Feature","kind":"manufacturer_page","accessed":"2026-10-08","fields":["anc","anc_claimed_attenuation_db","bluetooth_version","bluetooth_codecs","usb_c_audio","connection_types"],"notes":{"anc":"The exact support article explicitly confirms Active Noise Cancellation.","anc_claimed_attenuation_db":"The exact ANC support article states up to 40 dB. Frequency, weighting, and test method for this maximum are unspecified. The technical table also lists 2000 Hz as Frequency range, which does not establish a measurement frequency. The separate 99% marketing limit is not converted to dB.","bluetooth_version":"The exact Bluetooth version article states Bluetooth 5.4.","bluetooth_codecs":"The exact Audio formats article expressly lists SBC, AAC, and LDAC. iOS lacks LDAC support according to the separate LDAC instructions.","usb_c_audio":"The exact wired connection article expressly says 3.5 mm aux-in is supported and USB-C Audio is not.","connection_types":"The exact Audio formats and wired connection articles document Bluetooth and analog AUX playback. USB-C is charging only."}},{"url":"https://support.nothing.tech/hc/en-us/sections/38910365859601-How-to","kind":"manufacturer_page","accessed":"2026-10-08","fields":["multipoint","multipoint_device_count","control_types","volume_control","customizable_controls","mute_button","microphone_type","bluetooth_codecs"],"notes":{"multipoint":"The exact Dual Connection instructions document two simultaneous Bluetooth source connections with audio switching. This is disabled by default and requires enabling in Nothing X.","multipoint_device_count":"The instructions repeatedly specify two connected devices. A third device can preempt one connection. This is not three simultaneous devices or pairing memory.","control_types":"The original guide and current support describe Power/BT and shortcut buttons plus a pressable Roller that controls volume. A separate physical Energy Slider adjusts bass or treble after selecting its tuning mode in Nothing X.","volume_control":"The exact volume article states rolling the knob up/down adjusts playback volume.","customizable_controls":"The support controls list provides optional button functions and bass/treble tuning for the Slider through Nothing X. Essential Space requires Nothing OS.","mute_button":"The support controls list explicitly includes Mic on/off as an optional configurable button function on all platforms. This requires selecting the function in the app.","microphone_type":"The controls and call documentation describe the on-headphone microphone, including its configurable on/off function. No detachable boom is supplied.","bluetooth_codecs":"The exact LDAC instructions state 96 kHz, 24-bit, and 990 kbps for Bluetooth streaming with a compatible Android phone and high-quality audio enabled. Higher-bitrate LDAC recommends disabling Dual Connection. These limits apply to LDAC Bluetooth playback. The headset does not support USB-C cable audio."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910343614737-Does-CMF-Headphone-Pro-support-low-latency-mode","kind":"manufacturer_page","accessed":"2026-10-08","fields":["low_latency_mode","latency_claimed"],"notes":{"low_latency_mode":"The exact support article confirms low-latency mode.","latency_claimed":"The maker states less than 120 ms when connected to a Nothing Phone in Game Mode. The stored value is the upper bound of that claim, not a measured result. Codec and firmware are unspecified. Generic analog zero-latency reviewer prose is not stored as an end-to-end result."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910349693841-What-material-is-the-outer-casing-of-CMF-Headphone-Pro-made-of","kind":"manufacturer_page","accessed":"2026-10-08","fields":["frame_material"],"notes":{"frame_material":"The exact material article identifies ABS shell, PA+GF sliding arms, and stainless steel headband strips. The SoundGuys all-plastic description does not override these published internal reinforcement materials."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910322756881-What-material-are-the-ear-cushions-of-CMF-Headphone-Pro-made-of","kind":"manufacturer_page","accessed":"2026-10-08","fields":["earpad_material"],"notes":{"earpad_material":"The exact cushion material article specifies polyurethane synthetic leather covering and high-resilience memory foam fill."}},{"url":"https://fccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdf","kind":"manual","accessed":"2026-10-08","fields":["manual_url","usb_connector","charging_port","cable_connector_headset_side","swappable_battery","fcc_id"],"notes":{"manual_url":"The original 44-page manufacturer FCC exhibit combines safety/warranty information with the multilingual Quick Start Guide. Cover explicitly identifies model B175. This is not a generated third-party manual.","usb_connector":"The original English Quick Start Guide identifies USB-C Charge In on the right ear cup.","charging_port":"The original guide charging diagram identifies USB-C Charge In. Current exact support limits charging input to 5 W.","cable_connector_headset_side":"The original guide expressly labels the left ear cup 3.5 mm Audio In.","swappable_battery":"The original English safety section expressly instructs users not to replace the battery themselves. Normal battery hot swapping is unsupported.","fcc_id":"The original regulatory document identifies exact FCC ID 2AZEQ-B175. Radio transmit power is not treated as audio amplifier power."}},{"url":"https://www.soundguys.com/product/cmf-by-nothing-headphone-pro/","kind":"spec_database","accessed":"2026-10-08","fields":["driver_type","back_type","frequency_response_hz","impedance_ohm"],"notes":{"driver_type":"The exact product specifications explicitly state Dynamic driver. Voice-coil material alone is not used as transducer-type proof.","back_type":"The exact Acoustic Design field states Closed-back. Tom's Guide specifications corroborate this.","frequency_response_hz":"The exact product specifications state 20 to 20,000 Hz acoustic frequency response. Tom's Guide independently labels the same frequency response. No mode, tolerance, or test level is stated. The maker's ambiguous RF label is not used as transmission bandwidth proof.","impedance_ohm":"The exact product specifications state 16 ohms. The Tom's Guide specification table agrees. Frequency and powered/passive measurement state are unspecified. Unverified comparison sites give conflicting figures and are excluded."}},{"url":"https://www.soundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595/","kind":"review_site","accessed":"2026-10-08","fields":["eq_bands","foldable","ear_cups_swivel","measured_battery_life","measured_frequency_response_notes","measured_microphone_notes"],"notes":{"eq_bands":"The exact reviewer reports a three-band custom EQ in Nothing X. Firmware 1.0.1.40. No advanced Headphone (1) parametric EQ is transferred.","foldable":"The exact review states that the headphones rotate flat for storage but do not fold inward.","ear_cups_swivel":"The exact design discussion explicitly describes flat rotation of the ear cups.","measured_battery_life":"First row: SoundGuys standardized test measured 43 hours 9 minutes with ANC on. Firmware 1.0.1.40, one-week supplied review unit. Connection, host, codec, playback level, and ANC strength are unspecified. Second row has a separate TechRadar source below.","measured_frequency_response_notes":"SoundGuys compares minimum and maximum bass-slider responses against its preference curve. Firmware 1.0.1.40. Host and codec are unspecified. The reported approximately 8 dB slider difference is not converted into a target-relative averaged bass metric.","measured_microphone_notes":"The exact reviewer reports intelligible speech and noise rejection with some pops and crackles. Recordings cover ideal, office, street, wind, and reverberant conditions. Firmware 1.0.1.40. Host, codec, and call processing settings are unspecified."}},{"url":"https://www.techradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-review","kind":"review_site","accessed":"2026-10-08","fields":["passive_wired_listening","sidetone","headband_type","headband_material"],"notes":{"passive_wired_listening":"The exact review explicitly states that wired 3.5 mm listening requires the headphones powered on and does not work passively.","sidetone":"The exact Don't buy section explicitly says the product lacks sidetone for hearing your own voice during calls.","headband_type":"The exact design discussion describes cushioning across the headband and ear pads.","headband_material":"The exact design section describes polyurethane synthetic leather and memory foam across the headband and ear pads. Steel reinforcement is independently identified by maker support."}},{"url":"https://www.techradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-review","kind":"review_site","accessed":"2026-10-08","fields":["measured_battery_life"],"notes":{"measured_battery_life":"TechRadar depleted a full battery and measured 49.5 hours with ANC enabled during its four-week review. Its source devices include MacBook Pro, iPhone 15 Pro Max, and FiiO M15S, but the exact battery-test connection, codec, volume, ANC strength, and firmware are unspecified. The separate row is not pooled with SoundGuys."}},{"url":"https://www.tomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-review","kind":"review_site","accessed":"2026-10-08","fields":["wear_detection","anc_levels"],"notes":{"wear_detection":"The exact specification table and design discussion explicitly state no wear detection.","anc_levels":"The exact ANC discussion names Low, Mid, High, and Adaptive within ANC On. Only the three fixed strength levels are counted. Adaptive, Transparency, and Off are excluded."}},{"url":"https://storage.mfn.se/194a0e7c-3d3b-4dc0-bde1-0e70c39715f9/audiodo-and-cmf-by-nothing-expand-partnership-with-new-headphone-pro.pdf","kind":"press_release","accessed":"2026-10-08","fields":["launch_price_usd"],"notes":{"launch_price_usd":"The September 30, 2025 Audiodo maker-partner release expressly lists USD 99 and US sales beginning October 7, 2025. Current retail prices and EU regional pricing are not substituted."}},{"url":"https://storage.mfn.se/194a0e7c-3d3b-4dc0-bde1-0e70c39715f9/audiodo-and-cmf-by-nothing-expand-partnership-with-new-headphone-pro.pdf","kind":"press_release","accessed":"2026-10-08","fields":["release_date"],"notes":{"release_date":"The exact technology-partner release states US sales begin October 7, 2025. This record covers the US reference. September 29 is UK/EU availability and is not substituted for the US release month."}},{"url":"https://www.soundguys.com/the-cmf-headphone-pro-packs-high-end-specs-for-a-low-price-tag-145307/","kind":"review_site","accessed":"2026-10-08","fields":["announce_date"],"notes":{"announce_date":"The September 29, 2025 launch report documents the announcement and separates UK/EU same-day availability from October 7 US availability. The partner press release corroborates the regional sales dates."}},{"url":"https://us.nothing.tech/pages/terms-of-sales","kind":"manufacturer_page","accessed":"2026-10-08","fields":["warranty_years"],"notes":{"warranty_years":"Current US Terms of Sale section 6.8 gives headphones twelve months of limited warranty. This covers the original US maker-store purchase. Statutory rights and other regions are separate."}},{"url":"https://support.nothing.tech/hc/en-us/sections/38910294951441-Product-Feature","kind":"manufacturer_page","accessed":"2026-10-08","fields":["ip_rating","eq_presets","compatible_platforms","platform_connections"],"notes":{"ip_rating":"The exact Water/dust resistance support article states IPX2 under IEC 60529. There is no certified dust protection. The TechRadar no-IP-rating claim is contradicted by the maker and is not used.","eq_presets":"The exact equalizer support article names five default profiles: POP, ROCK, ELECTRONIC, ENHANCE VOCALS, and CLASSICAL. Custom mode is not counted as a named preset. Marketing prose calls six preset EQs but does not name a sixth.","compatible_platforms":"Exact maker compatibility support names Android 6.0 or later and iOS 13 or later. Swift Pair support and exact SoundGuys setup instructions establish Windows Bluetooth. The exact Tom's Guide reviewer listened through the supplied analog cable on a MacBook Air M2. No console route is inferred from a physical jack.","platform_connections":"Android/iOS Bluetooth playback and voice calls are explicitly documented by maker compatibility and controls articles. Windows Bluetooth is documented by exact Swift Pair and reviewer pairing instructions. The exact Tom's Guide reviewer used analog playback on a MacBook Air M2 and explains that the supplied cable does not carry headphone microphone calls. Unknown Windows microphone behavior is omitted."}},{"url":"https://www.tomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-review","kind":"review_site","accessed":"2026-10-08","fields":["compatible_platforms","platform_connections"],"notes":{"compatible_platforms":"Exact maker compatibility support names Android 6.0 or later and iOS 13 or later. Swift Pair support and exact SoundGuys setup instructions establish Windows Bluetooth. The exact Tom's Guide reviewer listened through the supplied analog cable on a MacBook Air M2. No console route is inferred from a physical jack.","platform_connections":"Android/iOS Bluetooth playback and voice calls are explicitly documented by maker compatibility and controls articles. Windows Bluetooth is documented by exact Swift Pair and reviewer pairing instructions. The exact Tom's Guide reviewer used analog playback on a MacBook Air M2 and explains that the supplied cable does not carry headphone microphone calls. Unknown Windows microphone behavior is omitted."}},{"url":"https://www.soundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595/","kind":"review_site","accessed":"2026-10-08","fields":["carrying_case"],"notes":{"carrying_case":"The maker box table supplies a Carry Pouch. Exact SoundGuys and TechRadar reviews explicitly describe a cloth/fabric travel bag. This is a soft pouch, not a hard case."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910344910225-Does-CMF-Headphone-Pro-support-Google-Fast-Pair","kind":"manufacturer_page","accessed":"2026-10-08","fields":["fast_pair"],"notes":{"fast_pair":"The exact product support article explicitly confirms the named quick-pairing feature. Google Fast Pair needs a compatible Android source. Microsoft Swift Pair is the Windows route. Neither adds USB audio."}},{"url":"https://support.nothing.tech/hc/en-us/articles/38910328918545-Does-CMF-Headphone-Pro-support-Mircosoft-Swift-Pair","kind":"manufacturer_page","accessed":"2026-10-08","fields":["fast_pair"],"notes":{"fast_pair":"The exact product support article explicitly confirms the named quick-pairing feature. Google Fast Pair needs a compatible Android source. Microsoft Swift Pair is the Windows route. Neither adds USB audio."}},{"url":"https://www.rtings.com/headphones/reviews/cmf/headphone-pro","kind":"review_site","accessed":"2026-10-08","fields":["microphone_type"],"notes":{"microphone_type":"The exact public Office Work verdict explicitly describes an integrated microphone. No boom or in-line microphone is substituted."}},{"url":"https://s3.zoommer.ge/site/certificate/nothing-cmf-headphone-pro.pdf","kind":"manufacturer_pdf","accessed":"2026-10-08","fields":["model_numbers","other_certifications"],"notes":{"model_numbers":"The signed original maker EU Declaration of Conformity identifies physical model B175 and battery M653035. Regulatory model identity is independent of the US color SKU. The signature date is not a retail release date.","other_certifications":"English declaration page 2 lists RED 2014/53/EU and RoHS 2011/65/EU and 2015/863. These are maker declarations for B175, not inferred Bluetooth SIG or extra market-availability claims."}},{"url":"https://support.nothing.tech/hc/en-us/articles/39520905948689-Why-can-t-I-use-ChatGPT-on-CMF-Headphone-Pro","kind":"manufacturer_page","accessed":"2026-10-08","fields":["voice_assistant"],"notes":{"voice_assistant":"The exact CMF Headphone Pro support article documents a configurable button shortcut to ChatGPT Voice. Requires a compatible Nothing or CMF phone, current phone system and Nothing X app, an installed signed-in ChatGPT app, and prior use of ChatGPT Voice. This is phone-app integration, not an independent on-headphone assistant. Unnamed generic phone assistants are not converted into specific Siri or Google Assistant claims."}},{"url":"https://us.nothing.tech/products/cmf-headphone-pro?Colour=Dark+Grey","kind":"manufacturer_page","accessed":"2026-10-08","fields":["microphone_count_total"],"notes":{"microphone_count_total":"The exact maker Noise Cancellation technical table explicitly states 5 MICS TOTAL. This is the complete physical headset total. The separate three-microphone ENC call architecture remains a voice-role count, and no ANC count is derived from those overlapping roles."}}],"fields_filled":90,"updated":"2026-10-16"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}