{"data":{"slug":"sony-wh-ch730n","type":"headset","brand":"Sony","name":"WH-CH730N","aliases":[],"release_date":"2026-09","url":"https://arkivo.dev/headsets/sony-wh-ch730n","specs":{"series":"CH","model_numbers":["YY3006","WHCH730NB.CE7"],"gtins":["4548736179721"],"announce_date":"2026-09-07","status":"available","predecessor":"sony-wh-ch720n","successor":null,"launch_price_usd":179.99,"launch_price_eur":null,"markets":["GB","US","JP"],"colors":["Black","White","Pink","Beige","Blue"],"manufacturer_url":"https://www.sony.co.uk/headphones/products/wh-ch730n","spec_sheet_url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specifications","manual_url":"https://helpguide.sony.net/mdr/3006/v1/en/print.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"music","form_factor":"over_ear","back_type":"closed","wearing_style":"headband","foldable":"flat_and_inward","ear_cups_swivel":true,"rgb_lighting":null,"lighting_zones":null,"driver_type":"dynamic","driver_size_mm":30,"drivers_per_side":null,"driver_diaphragm_material":null,"driver_magnet":null,"frequency_response_hz":{"min_hz":6,"max_hz":20000},"frequency_response_wireless_hz":{"min_hz":20,"max_hz":20000},"impedance_ohm":25,"sensitivity_db":100,"sensitivity_reference":"per_1mw","thd_pct":null,"max_input_power_mw":null,"max_sample_rate_khz":null,"max_bit_depth_bits":null,"dac_chip":null,"sound_personalization":null,"onboard_eq":true,"eq_bands":10,"eq_presets":["Clear"],"volume_limit_db":null,"virtual_surround":["360 Reality Audio"],"spatial_audio_licence_included":null,"head_tracking":null,"anc":true,"anc_type":"hybrid","anc_mic_count":4,"anc_adaptive":true,"anc_levels":null,"anc_claimed_attenuation_db":null,"transparency_mode":true,"transparency_adjustable":true,"conversation_detection":null,"wind_noise_reduction":true,"measured_frequency_response_notes":null,"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":"Lab call recordings show improved speech noise rejection, though it remains imperfect.","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":null,"measured_battery_life_h":null,"measured_clamping_force_n":null,"measured_weight_g":null,"microphone_type":"built_in","microphone_element":null,"microphone_pattern":null,"microphone_count":null,"microphone_count_total":null,"microphone_frequency_response_hz":null,"microphone_sensitivity_db":null,"microphone_snr_db":null,"microphone_sample_rate_khz":null,"microphone_noise_reduction":"ai","flip_to_mute":null,"mute_button":null,"mute_indicator":null,"sidetone":true,"sidetone_adjustable":null,"mic_windscreen":null,"connection_types":["analog","bluetooth"],"analog_connectors":["3_5mm_trs"],"cable_connector_headset_side":"3_5mm","cable_length_m":1.2,"usb_connector":"usb_c","usb_c_audio":false,"passive_wired_listening":true,"wireless_receiver":null,"receiver_connector":null,"wireless_range_m":10,"bluetooth_version":"6.0","bluetooth_codecs":["SBC","AAC","LC3"],"bluetooth_le_audio":true,"auracast":true,"multipoint":true,"multipoint_device_count":2,"paired_device_memory":8,"simultaneous_2_4ghz_bluetooth":null,"fast_pair":["google_fast_pair","microsoft_swift_pair"],"base_station":null,"low_latency_mode":true,"latency_claimed":null,"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":true},{"platform":"macos","connection":"bluetooth","microphone_works":true}],"official_license":null,"battery_capacity_mah":null,"swappable_battery":null,"battery_count":null,"battery_life_claimed":[{"connection":"bluetooth","anc":true,"codec":null,"spatial_audio":null,"lighting":null,"hours":50},{"connection":"bluetooth","anc":false,"codec":null,"spatial_audio":null,"lighting":null,"hours":75},{"connection":"analog","anc":true,"codec":null,"spatial_audio":null,"lighting":null,"hours":35},{"connection":"analog","anc":false,"codec":null,"spatial_audio":null,"lighting":null,"hours":40}],"battery_life_max_h":75,"battery_life_anc_on_h":50,"battery_life_anc_off_h":75,"charging_port":"usb_c","charge_time_0_100_min":180,"quick_charge_min":3,"quick_charge_playback_h":1,"play_while_charging":null,"charging_dock":null,"control_types":["buttons"],"volume_control":"buttons","game_chat_mix":null,"customizable_controls":true,"wear_detection":false,"voice_assistant":["Google Gemini","Google app","Siri"],"headband_type":"padded","headband_material":"Metal skeleton","frame_material":"Mostly matte plastic with a metal headband skeleton","ear_cup_material":null,"earpad_material":"Imitation leather","earpad_replaceable":true,"earpad_attachment":"stretch_over","earpad_inner_dimensions_mm":null,"ear_tip_sizes":null,"ip_rating":null,"user_replaceable_parts":["Ear pads","Battery assembly","Headphone cable"],"companion_app":"Sony | Sound Connect","companion_app_platforms":["android","ios"],"firmware_updatable":true,"weight_g":207,"dimensions_mm":null,"hi_res_audio":null,"communication_certifications":null,"fcc_id":"AK8YY3006","other_certifications":["360 Reality Audio Certified"],"in_the_box":["Wireless Noise Canceling Stereo Headset","Headphone cable","Documents"],"cables_included":[{"type":"Headphone cable","length_m":1.2,"count":1}],"carrying_case":"none"},"variants":[{"model_number":"WHCH730NB.CE7","gtin":"4548736179721","colors":["Black"],"markets":["GB"]}],"sources":[{"url":"https://helpguide.sony.net/mdr/3006/v1/en/print.pdf","kind":"manual","accessed":"2026-10-07","fields":["manual_url","model_numbers","wearing_style","microphone_type","usb_connector","charging_port","charge_time_0_100_min","bluetooth_codecs","multipoint","multipoint_device_count","paired_device_memory","battery_life_claimed","quick_charge_min","quick_charge_playback_h","companion_app","companion_app_platforms","firmware_updatable","compatible_platforms","sidetone","weight_g","ear_cups_swivel","wireless_range_m","platform_connections","earpad_replaceable","earpad_attachment","carrying_case"],"notes":{"manual_url":"Complete current English maker guide, 115 pages. Shared regional sibling model is not added as another product.","model_numbers":"Page 1 cover explicitly names this regulatory model.","wearing_style":"Location and function of parts chapter labels the headband and left/right units.","microphone_type":"Parts and controls chapter identifies the integrated voice microphone(s).","usb_connector":"Parts and controls labels USB Type-C charging port.","charging_port":"Charging chapter: USB Type-C cable to the charging port.","charge_time_0_100_min":"Charging page 24: approximately 3 h, explicitly defined as empty battery to full capacity. Converted to 180 min.","bluetooth_codecs":"Supported Codecs chapter gives the exact supported list. LC3 requires compatible LE Audio host and app connection setting, distinct from Classic Audio SBC/AAC.","multipoint":"Connecting to 2 devices chapter, page 66. Audio streams switch, not mix.","multipoint_device_count":"Same chapter page 66 explicitly two devices simultaneously.","paired_device_memory":"Android pairing page 37: up to eight devices remembered, oldest registration replaced.","battery_life_claimed":"Printed guide 27 Available Operating Time separately lists AAC/SBC Bluetooth music 50 h ANC on / 75 h ANC and ambient off, and Headphone cable connected with power on 35 h ANC on / 40 h off. Identical 35/40 h Bluetooth communication table is separate and not stored. LC3 45/70 h music omitted because no codec column. EQ/DSEE/additional functions shorten maxima.","quick_charge_min":"Available Operating Time page 27: 3 minutes charging.","quick_charge_playback_h":"Same page: approximately 1 h music playback after 3 minutes. Codec and ANC condition of quick-charge result are not published.","companion_app":"Using Sound Connect app chapter explicitly names the current app.","companion_app_platforms":"Same chapter directs installation from Google Play or Apple App Store.","firmware_updatable":"App chapter lists Update Software and dedicated firmware-update chapter.","compatible_platforms":"Individual Bluetooth chapters explicitly name Android, iPhone, Windows and Mac. No console path inferred.","sidetone":"Receiving and making calls chapters explicitly play the wearer voice through the headphones. Adjustable sidetone is not assumed.","weight_g":"Specifications chapter: approximate 207 g. Detachable cable inclusion is not stated.","ear_cups_swivel":"Wearing chapter confirms rotating unit axis. Maker folded-product image and exact JB Hi-Fi lightweight over-ear design can swivel and fold corroborate rotation relative to headband. Tilting alone is not the evidence.","wireless_range_m":"Printed page 100 Precautions. Approximate claimed Bluetooth range, subject to obstacles and electromagnetic environment. Not a measured range or connection guarantee.","platform_connections":"Exact Android/iPhone/Windows 11/Mac pairing chapters, music and call chapters. Printed page 91 computer video-call settings explicitly selects headset speaker and microphone, links Windows and Mac connection chapters. HFP/HSP host/application support required for classic Bluetooth calls. No console/Linux/SteamOS/analog-platform path guessed. LC3/LE host support separately qualified.","earpad_replaceable":"Printed pages 15 to 16 provides removal and reattachment instructions. Consumables section page 101 discusses deteriorated pads. Independent SoundGuys and WalkmanBlog explicitly discuss removing and replacing pads, no sealed-pad inference.","earpad_attachment":"Printed page 15 insertion of flexible pad rim into unit grooves, with alignment notches. SoundGuys explicitly says slot-plus-extra pad material instead of snap-in, WalkmanBlog says pads slide on/off a lip. Mapped to stretch-over, not clips or magnets.","carrying_case":"Printed page 12 full standard box contents excludes a carrying case. European retail WalkmanBlog explicitly says no travel case supplied and no case mentioned in reference guide. Sony x Hello Kitty pouch/tote collaboration is a separate limited bundle, not inherited."}},{"url":"https://www.sony.co.uk/headphones/products/wh-ch730n","kind":"manufacturer_page","accessed":"2026-10-05","fields":["manufacturer_url","segment"],"notes":{"manufacturer_url":"Exact current maker model page.","segment":"Maker music-listening headband headphone category, rather than an INZONE gaming headset."}},{"url":"https://sony.mediaroom.com/2026-09-07-Sony-Electronics-Introduces-WH-1000XM4C-M4-2nd-Gen-Wireless-Noise-Cancelling-Headphones-and-Updates-Popular-Mid-and-Entry-Level-Wireless-Headphones-with-WH-CH730N-and-WH-CH530","kind":"press_release","accessed":"2026-10-05","fields":["announce_date"],"notes":{"announce_date":"Dated maker release, announcement date separate from first retail availability."}},{"url":"https://helpguide.sony.net/mdr/3006/v1/en/print.pdf","kind":"manual","accessed":"2026-10-05","fields":["connection_types","control_types","volume_control","frequency_response_hz","impedance_ohm","sensitivity_db","sensitivity_reference","passive_wired_listening","cable_connector_headset_side","bluetooth_le_audio","low_latency_mode","customizable_controls","voice_assistant","virtual_surround","in_the_box"],"notes":{"connection_types":"Guide Bluetooth setup chapters and page 71 supplied analog headphone cable. USB is charging only, USB audio not claimed.","control_types":"Pages 13-15 parts list: power, NC/AMB and volume/playback/call buttons.","volume_control":"Page 22 volume up/down buttons. Analog-source controls are handled on source device.","frequency_response_hz":"Page 114: 6 Hz to 20 kHz IEC, headphone cable with power on. JP spec table calls JEITA instead. Current English guide test standard retained.","impedance_ohm":"Page 114: 25 ohms at 1 kHz with headset off. Powered figure is 100 ohms.","sensitivity_db":"Page 114: 100 dB/mW with headset off. Powered figure is 108 dB/mW.","sensitivity_reference":"Page 114 explicitly dB/mW.","passive_wired_listening":"Page 71 explicitly music playback when headset off. Built-in voice mic does not work through supplied cable, phone microphone used for calls.","cable_connector_headset_side":"Page 71 headphone input jack and stereo-mini connection diagram.","bluetooth_le_audio":"LE Audio pairing chapter and Supported Codecs chapter explicitly LC3 playback. Compatible host required.","low_latency_mode":"App page 7 explicitly selectable Low latency for LE Audio. This is a distinct app setting, not a codec-latency guess.","customizable_controls":"App pages 7-8 and Quick Access chapter: reassign NC/AMB button to app-service shortcut. Services vary by region.","voice_assistant":"Google Gemini integration chapter plus Google app and Siri chapters pages 96-99. Google/Siri operated by held play/call button, no Hey Siri. Mainland-only Tencent Xiaowei excluded from European reference.","virtual_surround":"About 360 Reality Audio chapter: app/service ear-shape setup for supported content.","in_the_box":"Page 12: headset, headphone cable and documents. USB-C to USB-C charging cable is conditional by model/country, so not inherited into European base. Hello Kitty pouch bundle excluded."}},{"url":"https://www.sony.jp/headphone/products/WH-CH730N/spec/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["driver_type","driver_size_mm","back_type","cable_length_m","analog_connectors","frequency_response_wireless_hz","cables_included","bluetooth_version"],"notes":{"driver_type":"Headphone driver unit: dynamic, 30 mm. Exact CH730N, not CH720N.","driver_size_mm":"Same published 30 mm largest playback driver.","back_type":"Headphone type: closed.","cable_length_m":"Published approximately 1.2 m detachable headphone cable. Regional charging cable not counted.","analog_connectors":"Gold-plated L-shaped stereo mini plug, audio-only TRS. Manual cable call path uses phone mic.","frequency_response_wireless_hz":"A2DP transmission band 20 Hz to 20 kHz at 44.1 kHz sampling, not acoustic driver response.","cables_included":"One headphone cable per guide page 12, approximate maker length 1.2 m from exact JP spec.","bluetooth_version":"Exact model specification table explicitly Bluetooth Version 6.0. This does not establish LE Audio or Auracast support by itself."}},{"url":"https://www.sony.co.uk/headphones/products/wh-ch730n","kind":"manufacturer_page","accessed":"2026-10-05","fields":["form_factor","anc","anc_mic_count","anc_adaptive","transparency_mode","transparency_adjustable","eq_bands","microphone_noise_reduction","wind_noise_reduction"],"notes":{"form_factor":"Maker comfort section explicitly over-ear.","anc":"Dual Noise Sensor section.","anc_mic_count":"Two ANC microphones in each earcup, four total. Call-microphone count is separate and not inferred.","anc_adaptive":"Dual Noise Sensor section describes detecting habits and automatically adapting noise/ambient settings.","transparency_mode":"Same section Ambient Sound Modes.","transparency_adjustable":"20 ambient-control levels are transparency levels, not 20 ANC-strength levels.","eq_bands":"Sound section upgraded 10-band custom EQ.","microphone_noise_reduction":"Call section explicitly Deep Neural Network AI speech processing.","wind_noise_reduction":"Call section wind-noise reduction for speech and noise-cancelled listening."}},{"url":"https://www.sony.co.uk/headphones/products/wh-ch730n/feature-5","kind":"manufacturer_page","accessed":"2026-10-05","fields":["auracast","fast_pair"],"notes":{"auracast":"Next-generation Bluetooth audio section explicitly public broadcasts with Auracast. Compatible source/host required.","fast_pair":"Dedicated Fast Pair Android and Swift Pair Windows 11 sections."}},{"url":"https://www.sony.co.uk/presscentre/sony-introduces-wh-1000xm4c-wireless-noise-cancelling-headphones-and-updates-popular-mid-and-entry-level-wireless-headphones-with-wh-ch730n-and-wh-ch530","kind":"press_release","accessed":"2026-10-07","fields":["colors","markets"],"notes":{"colors":"European maker launch list. US calls Beige Oat, not a second physical headset.","markets":"Documented markets only, not exhaustive worldwide coverage. UK/Europe release, direct current US maker store, and exact Japanese maker product table establish these regions. Regional retail bundles/USB charging cable and market-specific warranty are separately scoped in source notes."}},{"url":"https://sony.mediaroom.com/2026-09-07-Sony-Electronics-Introduces-WH-1000XM4C-M4-2nd-Gen-Wireless-Noise-Cancelling-Headphones-and-Updates-Popular-Mid-and-Entry-Level-Wireless-Headphones-with-WH-CH730N-and-WH-CH530","kind":"press_release","accessed":"2026-10-05","fields":["launch_price_usd"],"notes":{"launch_price_usd":"Model-specific pricing and availability $179.99 USD suggested price. Not regional EUR amount."}},{"url":"https://sony.mediaroom.com/2026-09-07-Sony-Electronics-Introduces-WH-1000XM4C-M4-2nd-Gen-Wireless-Noise-Cancelling-Headphones-and-Updates-Popular-Mid-and-Entry-Level-Wireless-Headphones-with-WH-CH730N-and-WH-CH530","kind":"press_release","accessed":"2026-10-05","fields":["release_date"],"notes":{"release_date":"WH-CH730N-specific Pricing and Availability explicitly available now on September 7, 2026. Stored September month. Japanese September 18 date is later regional retail."}},{"url":"https://electronics.sony.com/audio/headphones/headband/p/whch730n-w","kind":"manufacturer_page","accessed":"2026-10-07","fields":["status"],"notes":{"status":"Exact current US WH-CH730N/W offered for purchase. Original September 7 release separately says available now. Current discounted price is not substituted for launch MSRP."}},{"url":"https://www.soundguys.com/sony-wh-ch730n-review-162849/","kind":"review_site","accessed":"2026-10-07","fields":["predecessor","usb_c_audio","headband_type","headband_material","frame_material"],"notes":{"predecessor":"Explicit model replacement. Existing predecessor product slug independently checked in repository. Maker release also identifies a predecessor model without its number.","usb_c_audio":"Exact WH-CH730N connection section explicitly excludes USB-C playback. USB-C is charging, while supplied TRS cable supports analog. No USB audio path inferred from connector presence.","headband_type":"Physical band padding explicitly identified, corroborated by What Hi-Fi well-padded headband and WalkmanBlog thicker headband cushion. Not a suspension strap.","headband_material":"Headband internal structural material only. Cushion covering material not identified. Does not claim the entire external headband is exposed metal.","frame_material":"Published mixed construction. Not an assertion of a pure-metal frame or precise metal alloy. Maker confirms some recycled body materials without identifying each part."}},{"url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specifications","kind":"manufacturer_page","accessed":"2026-10-07","fields":["spec_sheet_url"],"notes":{"spec_sheet_url":"Exact structured UK expanded specification table independently read through public indexed actual table. Normal direct curl 403 and web open error were not bypassed. Public table contains exact name, powered/passive impedance and sensitivity, driver, codecs, transmission band and box contents."}},{"url":"https://services.sony.co.uk/support/en/warranty/general","kind":"manufacturer_page","accessed":"2026-10-07","fields":["warranty_years"],"notes":{"warranty_years":"UK manufacturer European guarantee terms, from original purchase. Two years applies to Xperia and is not borrowed. Statutory rights and registration-based selected-model extensions are separate. Web attempt 403 but ordinary direct curl 200 retrieved full current guarantee. Exact headset UK support links Repair/Warranty service."}},{"url":"https://www.sony.co.uk/headphones/products/wh-ch730n/feature-2","kind":"manufacturer_page","accessed":"2026-10-07","fields":["foldable"],"notes":{"foldable":"All-day Comfort maker figure caption and inspected original figure feature2-2_M-9: earcup surfaces rotate flat and an earcup hinges inward within the headband. Both mechanisms visible, not a dimensional estimate. What Hi-Fi hands-on explicitly says hinges swivel side-to-side and now up and inwards. No CH720N-only folding facts inherited."}},{"url":"https://www.sony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/software/00269130","kind":"manufacturer_page","accessed":"2026-10-07","fields":["onboard_eq"],"notes":{"onboard_eq":"Current Sony Sound Connect support linked to WH-CH730N: no PC app, configured smartphone functions carry over to PC, includes Equalizer. Exact model guide and UK sound page independently confirm its actual EQ. Generic app features vary by model, so only the known-supported EQ inherits this carry-over statement. Stored headset EQ over active Bluetooth without a PC app. Analog/passive EQ operation not established. Other generic app features are not inherited."}},{"url":"https://www.whathifi.com/headphones/sony-wh-ch730n","kind":"review_site","accessed":"2026-10-07","fields":["eq_presets"],"notes":{"eq_presets":"October 2 exact-model hands-on review actually selected Clear in Sony app. Only explicitly identified preset retained. Maker says Game EQ but does not list every named game preset. Do not inherit old Headphones Connect preset names from another headset."}},{"url":"https://www.sony.jp/headphone/products/WH-CH730N/feature_1/","kind":"manufacturer_page","accessed":"2026-10-07","fields":["anc_type"],"notes":{"anc_type":"Exact model Japanese maker noise-cancellation section: two feedforward and two feedback microphones, four total across both sides. Both outside/feedforward and inside/feedback architecture, mapped to hybrid. Call mic count is separate."}},{"url":"https://www.soundguys.com/sony-wh-ch730n-review-162849/","kind":"measurement","accessed":"2026-10-07","fields":["measured_microphone_notes"],"notes":{"measured_microphone_notes":"Three-day exact WHCH730N/L review. Controlled recordings supplied for ideal, office, street, windy and reverberant conditions. Reviewer explicitly finds decent call speech with improved rejection. Qualitative summary of the lab recordings, not maker marketing or a user poll. No numeric LFE/HFE/SNR, distance or recording level provided."}},{"url":"https://www.coolblue.de/en/product/985573/sony-wh-ch730n-black.html","kind":"retailer","accessed":"2026-10-07","fields":["earpad_material"],"notes":{"earpad_material":"Exact WHCH730NB.CE7 retailer specification, with matching Blue CE7 listing corroborating same cushion covering. Covering material, not foam chemistry. Maker family comfort page only describes thermo-foamed wrinkle-free cushions, so no polyurethane grade or memory-foam composition inferred."}},{"url":"https://thewalkmanblog.com/2026/09/05/sony-wh-ch730n-review/2/","kind":"review_site","accessed":"2026-10-07","fields":["wear_detection"],"notes":{"wear_detection":"Exact retail unit reviewer explicitly checked this feature. Generic Sound Connect app list Pause when removed is model-dependent and not inherited. Voice assistant activation is not wear detection."}},{"url":"https://www.sony.com/electronics/support/res/manuals/5075/9ebcdf85a4f106789f2247bf73770af2/50750455M.pdf","kind":"manual","accessed":"2026-10-07","fields":["user_replaceable_parts"],"notes":{"user_replaceable_parts":"European/UK reference guide page 1 expressly gives battery replacement steps with a Phillips screwdriver and replacement of protective enclosure together with battery. Self-repair, not normal-use hot swap. Ear pads are removable/reattachable in model help guide. Detachable headphone cable replaceability explicitly supported by SoundGuys and exact guide connector procedure. Use manufacturer-compatible battery assembly, availability period not asserted."}},{"url":"https://fccid.io/AK8YY3006","kind":"regulatory","accessed":"2026-10-07","fields":["fcc_id"],"notes":{"fcc_id":"Official FCC grant mirror, Sony Group Corporation, April 22 2026. Exact YY3006-to-CH730N identity supplied by maker reference-guide cover. Only public grant/label metadata read. Internal photos embargoed until October 20 2026 were not downloaded or used."}},{"url":"https://www.sony.co.uk/headphones/products/wh-ch730n/feature-3","kind":"manufacturer_page","accessed":"2026-10-07","fields":["other_certifications"],"notes":{"other_certifications":"Exact model Sound Quality section. Certification for personalised ear-shape spatial audio. Supported streaming app/subscription required. Does not imply a bundled paid streaming or spatial licence, and not Hi-Res Audio certification."}},{"url":"https://www.iwant.cz/Sony-WH-CH730N-bezdratova-sluchatka-cerna-p214471","kind":"retailer","accessed":"2026-10-07","fields":["variants","model_numbers","gtins"],"notes":{"variants":"Exact Black CE7 model/EAN pairing. Sony Centres UK independently lists the identical WHCH730NB.CE7 UK Black SKU. Retained only in Black UK variant, not inherited by other colours, Japanese JAN or US UPC. Czech word Černá means Black. Other colour codes/GTINs not guessed.","model_numbers":"Black CE7 order code only. YY3006 remains the shared regulatory model. Exact colour/order-code mapping in variants. Other colour order codes not inferred.","gtins":"Known Black CE7 EAN 4548736179721 maps only to that exact colour/order-code variant. Other colours are not assigned this EAN."}},{"url":"https://sonycentresdirect.co.uk/p-94532-wh-ch730n-wireless-noise-cancelling-headphones-black.aspx","kind":"retailer","accessed":"2026-10-07","fields":["variants","model_numbers","gtins","series"],"notes":{"variants":"UK Black stock code WHCH730NB.CE7. This is the same exact code as iWant EAN 4548736179721, establishes retained UK colour variant. Other regions and colours retain no inherited GTIN.","model_numbers":"Black CE7 order code only. YY3006 remains the shared regulatory model. Exact colour/order-code mapping in variants. Other colour order codes not inferred.","gtins":"Known Black CE7 EAN 4548736179721 maps only to that exact colour/order-code variant. Other colours are not assigned this EAN.","series":"Sony Premium Reseller exact model description explicitly names the CH-series. Retain the named family CH, not an invented WH-CH7xx subseries."}},{"url":"https://electronics.sony.com/audio/headphones/headband/p/whch730n-w","kind":"manufacturer_page","accessed":"2026-10-07","fields":["markets"],"notes":{"markets":"Exact current US WHCH730N/W store. Market presence only, not universal bundle/warranty."}},{"url":"https://www.sony.jp/headphone/products/WH-CH730N/spec/","kind":"manufacturer_page","accessed":"2026-10-07","fields":["markets"],"notes":{"markets":"Exact Japanese maker model page, current NEW product. Market presence, not inherited regional cable or warranty."}},{"url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specifications","kind":"manufacturer_page","accessed":"2026-10-07","fields":["frequency_response_wireless_hz"],"notes":{"frequency_response_wireless_hz":"UK exact expanded table explicitly 20 Hz to 20000 Hz at sampling frequency 44.1 kHz. A2DP transport range, not acoustic playback response. Bitrate not published."}}],"fields_filled":89,"updated":"2026-10-16"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}