{"data":{"slug":"earfun-air-pro-4","type":"earbuds","brand":"EarFun","name":"Air Pro 4","aliases":["EarFun Air Pro 4","EarFun AirPro 4","Air Pro4","TW600"],"release_date":"2024-08","url":"https://arkivo.dev/earbuds/earfun-air-pro-4","specs":{"series":null,"model_numbers":["TW600","TW600B","TW600GW","TW600E"],"gtins":null,"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":89.99,"launch_price_eur":79.99,"markets":["US","DE"],"colors":["Black","Glossy White","Royal Blue"],"manufacturer_url":"https://www.myearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-black","spec_sheet_url":"https://www.myearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-black","manual_url":"https://drive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/view?usp=sharing","eprel_registration_number":null,"warranty_years":1.5,"segment":"music","form_factor":"in_ear","bud_shape":"stem","single_bud_use":null,"rgb_lighting":null,"drivers":[{"type":"dynamic","role":"full_range","size_mm":10,"count":1}],"driver_type":"dynamic","driver_size_mm":10,"drivers_per_side":1,"driver_diaphragm_material":"Composite diaphragm","frequency_response_hz":null,"impedance_ohm":null,"sensitivity_db":null,"sensitivity_reference":null,"max_sample_rate_khz":96,"max_bit_depth_bits":24,"adaptive_eq":null,"sound_personalization":true,"onboard_eq":null,"eq_bands":10,"eq_presets":["Bass Boost 3","Bass Reducer 3","Treble Boost 3","Treble Reducer 3"],"volume_limit_db":null,"virtual_surround":null,"head_tracking":null,"anc":true,"anc_type":"hybrid","anc_mic_count":4,"anc_adaptive":true,"anc_levels":3,"anc_claimed_attenuation_db":50,"transparency_mode":true,"transparency_adjustable":null,"adaptive_audio_mode":null,"conversation_detection":null,"wind_noise_reduction":true,"measured_frequency_response_notes":"SoundGuys lab response closely follows its Headphone Preference Curve apart from a dip in the highs around 8 to 11 kHz. Bass below 500 Hz is louder with ANC on than with ANC off.","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":"SoundGuys microphone demonstrations pick up the voice accurately in quiet conditions. The microphones are not ideal for calls in noisy environments.","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_latency_game_mode_ms":null,"measured_battery_life":[{"anc":null,"codec":null,"hours":8.73}],"measured_battery_life_h":8.73,"measured_battery_life_with_case_h":null,"measured_charge_time_min":null,"measured_weight_g":null,"microphone_count":6,"microphone_count_total":6,"voice_pickup_sensor":null,"microphone_noise_reduction":"ai","voice_call_bandwidth":null,"mute_button":null,"sidetone":null,"chipset":"Qualcomm QCC3091","connection_types":["bluetooth"],"bluetooth_version":"5.4","bluetooth_codecs":["SBC","AAC","aptX Adaptive","aptX Lossless","LDAC","LC3"],"bluetooth_profiles":["A2DP","AVRCP","HFP","HSP"],"bluetooth_le_audio":true,"auracast":true,"multipoint":true,"multipoint_device_count":2,"multipoint_ldac":null,"paired_device_memory":null,"automatic_device_switching":null,"fast_pair":["google_fast_pair"],"audio_sharing":null,"wireless_range_m":15,"wireless_receiver":null,"receiver_connector":null,"simultaneous_2_4ghz_bluetooth":null,"low_latency_mode":true,"latency_claimed":[{"connection":"bluetooth","mode":"Game Mode","latency_ms":50}],"latency_claimed_min_ms":50,"compatible_platforms":["android","ios"],"platform_connections":[{"platform":"android","connection":"bluetooth","microphone_works":null},{"platform":"ios","connection":"bluetooth","microphone_works":null}],"feature_requirements":[{"feature":"LDAC","requirement":"Android phone that supports LDAC. Turn it on in the EarFun Audio app under Bluetooth Audio Quality. The earbuds restart to apply it. iOS devices do not support LDAC."},{"feature":"Google Fast Pair","requirement":"Android phones running Marshmallow and above or Android 11 and later per the maker page."},{"feature":"LE Audio and Auracast","requirement":"The maker page says they are available via firmware update only. kopfhoerer.de says LE Audio is chosen in the app instead of Google Fast Pair and Auracast needs a compatible phone."},{"feature":"Game Mode","requirement":"Turn it on in the EarFun Audio app. The latency claim is for Game Mode."},{"feature":"In-ear detection","requirement":"Can be switched on or off in the EarFun Audio app. Auto-answer on insertion does not apply to VoIP calls."}],"official_license":null,"battery_capacity_mah":54,"battery_user_replaceable":null,"battery_life_claimed":[{"mode":"anc_off","codec":null,"spatial_audio":null,"with_case":false,"hours":11},{"mode":"anc_off","codec":null,"spatial_audio":null,"with_case":true,"hours":52},{"mode":"anc_on","codec":null,"spatial_audio":null,"with_case":false,"hours":7.5},{"mode":"anc_on","codec":null,"spatial_audio":null,"with_case":true,"hours":35},{"mode":"anc_off","codec":"LDAC","spatial_audio":null,"with_case":false,"hours":8.5},{"mode":"anc_off","codec":"LDAC","spatial_audio":null,"with_case":true,"hours":40},{"mode":"anc_on","codec":"LDAC","spatial_audio":null,"with_case":false,"hours":6},{"mode":"anc_on","codec":"LDAC","spatial_audio":null,"with_case":true,"hours":28}],"battery_life_max_h":11,"battery_life_anc_on_h":7.5,"battery_life_anc_off_h":11,"battery_life_with_case_h":52,"battery_life_with_case_anc_on_h":35,"talk_time_h":null,"charge_time_0_100_min":60,"charging_notes":"The case takes 3.5 hours to charge on a wireless charger. The case input is DC 5 V 1 A.","quick_charge_min":10,"quick_charge_playback_h":2,"case_battery_capacity_mah":600,"case_battery_user_replaceable":null,"charging_port":"usb_c","case_charge_time_min":120,"wireless_charging":true,"wireless_charging_standards":["qi"],"wireless_charging_max_w":null,"case_speaker":null,"case_screen":false,"case_audio_transmitter":null,"control_types":["touch"],"volume_control":"touch","gesture_controls":["Double tap: play or pause","Triple tap left: previous track","Triple tap right: next track","Single tap left: volume down","Single tap right: volume up","Hold 2 seconds left: noise cancelling, ambient sound or normal","Hold 2 seconds right: voice assistant","Call, double tap: answer or end","Call, triple tap: answer and switch between two calls","Call, hold 2 seconds: reject"],"customizable_controls":true,"voice_assistant":["Voice assistant of the connected phone"],"wear_detection":true,"sensors":null,"heart_rate_sensor":null,"skin_temperature":null,"hearing_aid_feature":null,"medical_clearances":null,"hearing_test":true,"loud_sound_reduction":null,"health_features":null,"ear_tip_sizes":["XS","S","M","L","XL"],"ear_tip_materials":["silicone"],"stabilizers":null,"fit_test":null,"ip_rating":["IPX5"],"case_ip_rating":null,"water_resistance_depth_m":null,"companion_app":"EarFun Audio","companion_app_platforms":["android","ios"],"firmware_updatable":true,"find_my_networks":null,"precision_finding":null,"live_translation":null,"weight_g":5.2,"dimensions_mm":null,"case_weight_g":null,"case_dimensions_mm":null,"hi_res_audio":["hi_res_audio_wireless"],"communication_certifications":null,"fcc_ids":["2AVIT-TW600L","2AVIT-TW600R"],"other_certifications":["Snapdragon Sound"],"in_the_box":["Earbuds","Charging case","Ear tips in five sizes","USB-C to USB-A charging cable","Cleaning stick"],"cables_included":[{"type":"USB-C to USB-A charging cable","length_m":null,"count":1}]},"variants":[{"model_number":"TW600B","colors":["Black"]},{"model_number":"TW600GW","colors":["Glossy White"]},{"model_number":"TW600E","colors":["Royal Blue"]}],"sources":[{"url":"https://www.myearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-black","kind":"manufacturer_page","accessed":"2026-10-15","fields":["status","model_numbers","colors","variants","manufacturer_url","spec_sheet_url","manual_url","warranty_years","segment","form_factor","bud_shape","drivers","driver_type","driver_diaphragm_material","max_sample_rate_khz","max_bit_depth_bits","sound_personalization","eq_bands","anc","anc_type","anc_mic_count","anc_adaptive","anc_levels","anc_claimed_attenuation_db","transparency_mode","wind_noise_reduction","microphone_count","microphone_count_total","microphone_noise_reduction","chipset","connection_types","bluetooth_version","bluetooth_codecs","bluetooth_profiles","bluetooth_le_audio","auracast","multipoint","multipoint_device_count","fast_pair","wireless_range_m","low_latency_mode","latency_claimed","compatible_platforms","platform_connections","feature_requirements","battery_capacity_mah","battery_life_claimed","charge_time_0_100_min","charging_notes","quick_charge_min","quick_charge_playback_h","case_battery_capacity_mah","charging_port","case_charge_time_min","wireless_charging","case_screen","wear_detection","customizable_controls","ip_rating","companion_app","companion_app_platforms","firmware_updatable","hi_res_audio","other_certifications"],"notes":{"status":"Global store lists the Black, Glossy White and Royal Blue variants with Add to cart.","model_numbers":"Page SKUs TW600B Black, TW600GW Glossy White and TW600E Royal Blue. The manual and radio filings name the base model TW600.","colors":"Colour selector: Black, Glossy White and Royal Blue. Royal Blue came after launch. The Japanese launch report and SoundGuys list black and white only.","variants":"One row per colour with its SKU. The store publishes no barcodes.","manual_url":"Public Google Drive link behind the Download button for the user manual. The same file is the manual used for this entry.","warranty_years":"Global store banner and buy box: 18-month warranty. Global store market.","segment":"The maker lists the product as flagship adaptive ANC earbuds. No maker category matches the enum exactly, so music is the closest option.","form_factor":"Page: in-ear earbuds with ear tips and an ergonomic fit.","bud_shape":"Stem bud. The controls and microphones sit in the stem.","drivers":"Page: 10 mm composite dynamic drivers. SoundGuys lists one driver per bud.","driver_diaphragm_material":"Page: customised 10 mm composite diaphragm drivers. Verbatim material is composite.","max_sample_rate_khz":"Page: aptX Adaptive lossless technology up to 24-bit and 96 kHz. This is the maker's wording. aptX Lossless itself is 44.1 kHz and 16-bit. LDAC reaches 96 kHz and 24-bit on a supported Android phone per the Japanese release.","max_bit_depth_bits":"Same maker wording as the sample rate: up to 24-bit and 96 kHz with aptX Adaptive or LDAC on supported sources.","sound_personalization":"Page: personalise your sound using Sound Personalization in the EarFun Audio app.","eq_bands":"Page: 10-band built-in EQ in the EarFun Audio app.","anc":"Page: QuietSmart 3.0 adaptive noise cancellation up to 50 dB.","anc_type":"Maker gallery image titled Adaptive Hybrid Active Noise Cancellation. A second gallery image labels a feedforward mic and a feedback mic in each bud.","anc_mic_count":"Maker gallery diagram labels a feedforward mic, a feedback mic and a talk mic in each bud. That gives four ANC microphones across the pair. The talk mic is not an ANC microphone.","anc_adaptive":"Page: QuietSmart 3.0 senses changes in ambient noise and how the earbuds are worn and adjusts the cancellation.","anc_levels":"Page: manual choice of three levels, high, normal and low. SoundGuys lists a Strong and a Balance mode on early firmware. The maker figure is used.","anc_claimed_attenuation_db":"Page and gallery image: up to 50 dB. The frequency and test conditions are not stated.","transparency_mode":"Page: Ambient Sound modes.","wind_noise_reduction":"The maker FAQ and manual list Wind Noise Cancellation as an app setting. This is selectable processing, not a mesh or shape change.","microphone_count":"Page: 6-mic system with an AI algorithm and cVc 8.0. The gallery diagram shows three microphones in each bud.","microphone_count_total":"Six across the pair, including the ANC microphones.","microphone_noise_reduction":"Page: 6-mic AI algorithm with cVc 8.0.","chipset":"Page: Qualcomm QCC3091 SoC.","connection_types":"Bluetooth only.","bluetooth_version":"Specs table: V5.4.","bluetooth_codecs":"Specs table: aptX adaptive, LDAC, SBC and LC3. The page text adds aptX Lossless. AAC is not in the maker table and comes from SoundGuys and kopfhoerer.de.","bluetooth_profiles":"Specs table: A2DP, AVRCP, HFP and HSP.","bluetooth_le_audio":"Page: LE Audio with the LC3 codec, available via firmware update only.","auracast":"Page: Auracast supported, available via firmware update only. The maker Auracast announcement lists the Air Pro 4.","multipoint":"Page: connects to two devices at the same time.","multipoint_device_count":"Page: two devices.","fast_pair":"Page: Google Fast Pair on Android Marshmallow and above or 11.0 and later.","wireless_range_m":"Specs table: maximum working range 15 m without obstacles.","low_latency_mode":"Page: Ultra Low Latency Mode and Game Mode in the app.","latency_claimed":"Feature list says < 50 ms and the text says 50 ms. Stored as 50 ms. The Bluetooth connection and Game Mode are the conditions. The host phone and codec are not stated.","compatible_platforms":"Page: EarFun Audio app for iOS and Android.","platform_connections":"Bluetooth is the only connection. Microphone support per platform is not stated.","battery_capacity_mah":"Specs table: 54 mAh x 2 for the earbuds. Typical or rated basis is not stated.","battery_life_claimed":"Specs table: ANC off up to 11 h and 52 h in total with the case. ANC on up to 7.5 h and 35 h in total. FAQ adds LDAC rows: ANC off 8.5 h and 40 h, ANC on 6 h and 28 h. Figures vary with volume and content. A gallery footnote says the data is laboratory data with ANC off at 50 percent volume. The codec for the non-LDAC rows is not named.","charge_time_0_100_min":"Specs table: charging time 1 hour for the earbuds.","charging_notes":"Specs table: 3.5 hours for the case on a wireless charger and input DC 5 V 1 A.","quick_charge_min":"Feature list: 10 minutes of charging gives 2 hours of playtime.","quick_charge_playback_h":"Feature list: 10 minutes of charging gives 2 hours of playtime. Earbuds only. ANC and codec are not stated.","case_battery_capacity_mah":"Specs table: 600 mAh for the charging case. Typical or rated basis is not stated.","charging_port":"Specs table lists charging the case via USB-C.","case_charge_time_min":"Specs table: 2 hours for the case via USB-C.","wireless_charging":"Page: wireless charging compatible.","case_screen":"The manual shows white LED indicators on the case. No screen exists.","wear_detection":"Page: in-ear detection pauses when you take the earbuds out and resumes when you put them back. It detects one or both earbuds.","customizable_controls":"The manual lists customisable touch controls in the EarFun Audio app.","ip_rating":"Page: IPX5 sweat and water resistant.","companion_app":"Page: EarFun Audio app.","companion_app_platforms":"Page links the EarFun App for iOS and for Android.","firmware_updatable":"Manual and page: firmware update in the EarFun Audio app.","hi_res_audio":"Page: Hi-Res Audio and Snapdragon Sound certifications with LDAC. A maker gallery image shows the Hi-Res Audio Wireless logo with LDAC and aptX Lossless.","other_certifications":"Page: Snapdragon Sound certification."}},{"url":"https://drive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/view?usp=sharing","kind":"manual","accessed":"2026-10-15","fields":["model_numbers","bluetooth_version","bluetooth_profiles","wireless_range_m","battery_capacity_mah","battery_life_claimed","charge_time_0_100_min","case_charge_time_min","charging_notes","wear_detection","wind_noise_reduction","feature_requirements","control_types","volume_control","gesture_controls","customizable_controls","voice_assistant","ear_tip_sizes","fcc_ids","firmware_updatable"],"notes":{"model_numbers":"Specification and compliance pages: product TW600. The FCC label lists TW600L and TW600R.","bluetooth_version":"English specifications: V5.4.","bluetooth_profiles":"English specifications: A2DP, AVRCP, HFP and HSP.","wireless_range_m":"Troubleshooting: maximum range 49 ft (15 m) without obstacles.","battery_capacity_mah":"Specifications: 54 mAh x 2 and 600 mAh.","battery_life_claimed":"Specifications: ANC off up to 11 h and 52 h in total, ANC on up to 7.5 h and 35 h in total, varying with volume and content.","charge_time_0_100_min":"Specifications: 1 hour for the earbuds.","case_charge_time_min":"Specifications: 2 hours for the case via USB-C and 3.5 hours via a wireless charger.","charging_notes":"Specifications: 3.5 hours for the case on a wireless charger.","wear_detection":"In-Ear Detection section: remove to pause and put back to resume or answer a call, not for VoIP calls. It can be switched off in the app.","wind_noise_reduction":"App feature list names Wind Noise Cancellation.","feature_requirements":"LDAC section: Android only, switch it in Bluetooth Audio Quality in the app, and the earbuds reboot. In-ear detection excludes VoIP calls. Game Mode must be enabled in the app.","control_types":"Touch controls section: taps on the earbuds.","volume_control":"Touch controls: one tap on the left earbud lowers volume and one tap on the right raises it.","gesture_controls":"Touch controls table. SoundGuys notes the single-tap volume gestures can be turned off in the app.","customizable_controls":"App section: customizable touch controls.","voice_assistant":"Touch controls: hold the right earbud for 2 seconds to activate the voice assistant. The assistant is the phone's.","ear_tip_sizes":"How to fit section shows ear tip sizes XS, S, M, L and XL.","fcc_ids":"Back cover label: FCC ID 2AVIT-TW600L for the left earbud and 2AVIT-TW600R for the right.","firmware_updatable":"App section: firmware update."}},{"url":"https://www.phileweb.com/sp/news/d-av/202407/18/60758.html","kind":"press","accessed":"2026-10-15","fields":["weight_g","microphone_count","chipset","max_sample_rate_khz","release_date"],"notes":{"weight_g":"Japanese launch report from the maker's technical data: about 5.2 g per earbud and about 56 g for the case with the earbuds. SoundGuys gives 5 g and kopfhoerer.de gives 5.5 g. The 56 g on the maker page is the case with the earbuds, so no case weight is stored.","microphone_count":"Three microphones per earbud for calls, with cVc 8.0 and AI voice pickup.","chipset":"Qualcomm QCC3091.","max_sample_rate_khz":"LDAC supports up to 96 kHz and 24-bit. aptX Lossless is CD quality 44.1 kHz and 16-bit.","release_date":"Japan sale started on 29 July 2024 at 9,990 yen. The US and global date was 5 August 2024."}},{"url":"https://www.soundguys.com/earfun-unveils-air-pro-4-120881/","kind":"press","accessed":"2026-10-15","fields":["release_date","launch_price_usd","anc_type"],"notes":{"release_date":"Article dated 5 August 2024: available starting 5 August.","launch_price_usd":"MSRP $89.99. Excludes sales tax. The launch coupon price is not stored.","anc_type":"Adaptive hybrid ANC with feedforward and feedback microphones."}},{"url":"https://www.soundguys.com/earfun-air-pro-4-review-122469/","kind":"review_site","accessed":"2026-10-15","fields":["measured_frequency_response_notes","measured_microphone_notes","measured_battery_life","hearing_test","eq_presets","ear_tip_sizes","ear_tip_materials","multipoint_device_count","bluetooth_codecs","wireless_charging_standards","gesture_controls","customizable_controls","anc_levels"],"notes":{"measured_frequency_response_notes":"Review: the response closely follows the house curve with a dip in the highs around 8 to 11 kHz. Disabling ANC makes all frequencies below 500 Hz quieter. Firmware 0.2.3, EarFun app 20.1.1. The unit came from EarFun.","measured_microphone_notes":"Review: the microphones accurately pick up the voice in quiet environments and are not ideal for noisy ones. Ideal, office, street, windy and reverberant demonstrations were published.","measured_battery_life":"Review battery test: 8 hours 44 minutes, stored as 8.73 h. The review does not state ANC, codec or volume for the test, so no ANC or codec value is stored. The page lists 8.73 h. This is not case-inclusive runtime.","hearing_test":"Review: My Sound Profile in the app runs a hearing test that builds an EQ preset. This is a sound personalisation test, not a medical test.","eq_presets":"Review: 30 EQ presets plus a 10-band custom equaliser. Three strengths exist for each boost and reduce preset. The four strongest presets named in the review are stored. The other presets are not listed.","ear_tip_sizes":"Review: five sizes of silicone ear tips are included.","ear_tip_materials":"Review: silicone ear tips.","multipoint_device_count":"Review and spec table: multipoint with two devices.","bluetooth_codecs":"Review: aptX Lossless, LDAC, AAC and SBC with Bluetooth 5.4.","wireless_charging_standards":"Review: the case charges wirelessly on a Qi charging mat.","gesture_controls":"Review control table matches the manual. A single tap changes volume by default and can be turned off.","customizable_controls":"Review: tap controls can be fully customised in the app.","anc_levels":"Review on firmware 0.2.3 lists Strong ANC, Balance ANC, two adaptive modes and a wind mode. The maker lists three manual levels, which is stored."}},{"url":"https://www.kopfhoerer.de/test/earfun-air-pro-4/","kind":"review_site","accessed":"2026-10-15","fields":["launch_price_eur","markets","bluetooth_codecs","bluetooth_le_audio","auracast","feature_requirements","ear_tip_sizes","in_the_box","cables_included","microphone_count"],"notes":{"launch_price_eur":"German test updated on 5 August 2024: regular price 79.99 EUR (UVP) with a launch promotion of 59.99 EUR. VAT is included as is usual for German retail prices. The promotion price is not stored.","markets":"German launch price and the US price from SoundGuys.","bluetooth_codecs":"Codecs SBC, AAC, aptX, aptX Adaptive, aptX Lossless, LC3 and LDAC. The aptX family and LDAC are activated on Android.","bluetooth_le_audio":"LE Audio is supported and can be chosen in the app instead of Google Fast Pair.","auracast":"Auracast is supported and needs a compatible smartphone. Owners on the maker community report that it needs a specific firmware.","feature_requirements":"LE Audio is selected in the app instead of Google Fast Pair.","ear_tip_sizes":"Five sizes XS, S, M, L and XL.","in_the_box":"Technical data: ear tips, USB-C to USB-A cable, cleaning stick and charging case.","cables_included":"Technical data: one USB-C to USB-A cable. Length is not stated.","microphone_count":"Three AI-supported microphones per side with cVc 8.0."}},{"url":"https://www.myearfun.com/press-release/auracast-is-here-unlock-a-new-era-of-shared-audio-with-earfun","kind":"press_release","accessed":"2026-10-15","fields":["auracast"],"notes":{"auracast":"Maker announcement of 6 November 2025 on Auracast. The product menu on the page lists the Air Pro 4 with Lossless Audio and Auracast. It gives no firmware version."}}],"fields_filled":91,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}