{"data":{"slug":"sony-linkbuds-open","type":"earbuds","brand":"Sony","name":"LinkBuds Open","aliases":["WF-L910","YY2964","WFL910"],"release_date":"2024-10","url":"https://arkivo.dev/earbuds/sony-linkbuds-open","specs":{"series":"LinkBuds","model_numbers":["WF-L910","YY2964","WFL910/W"],"gtins":["027242928701"],"announce_date":"2024-10-01","status":"available","predecessor":null,"successor":null,"launch_price_usd":199.99,"launch_price_eur":null,"markets":["GB","US","JP","SG"],"colors":["Black","White","Violet"],"manufacturer_url":"https://www.sony.co.uk/headphones/products/linkbuds-open?locale=en_GB","spec_sheet_url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-l910/specifications","manual_url":"https://helpguide.sony.net/mdr/2964/v1/en/print.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"music","form_factor":"open_ear","bud_shape":"stemless","single_bud_use":"either","rgb_lighting":null,"drivers":null,"driver_type":"dynamic","driver_size_mm":null,"drivers_per_side":null,"driver_diaphragm_material":null,"frequency_response_hz":null,"impedance_ohm":null,"sensitivity_db":null,"sensitivity_reference":null,"max_sample_rate_khz":null,"max_bit_depth_bits":null,"adaptive_eq":null,"sound_personalization":true,"onboard_eq":null,"eq_bands":5,"eq_presets":["Bright","Excited","Bass Boost","Speech","Relaxed","Mellow"],"volume_limit_db":null,"virtual_surround":["360 Reality Audio","Android Spatial Audio"],"head_tracking":true,"anc":false,"anc_type":null,"anc_mic_count":null,"anc_adaptive":null,"anc_levels":null,"anc_claimed_attenuation_db":null,"transparency_mode":false,"transparency_adjustable":null,"adaptive_audio_mode":null,"conversation_detection":true,"wind_noise_reduction":null,"measured_frequency_response_notes":"Lab response falls below the reviewer preference curve in bass and emphasizes parts of the highs. Open fit allows substantial ambient noise.","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":"Standardized recordings show mixed call quality and pronounced wind sensitivity.","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":false,"codec":null,"hours":9.5}],"measured_battery_life_h":9.5,"measured_battery_life_with_case_h":null,"measured_charge_time_min":null,"measured_weight_g":null,"microphone_count":null,"microphone_count_total":null,"voice_pickup_sensor":null,"microphone_noise_reduction":"ai","voice_call_bandwidth":null,"mute_button":null,"sidetone":null,"chipset":"Sony Integrated Processor V2","connection_types":["bluetooth"],"bluetooth_version":"5.3","bluetooth_codecs":["SBC","AAC","LC3"],"bluetooth_profiles":["A2DP","AVRCP","HFP","HSP","TMAP","CSIP","MCP","VCP","CCP"],"bluetooth_le_audio":true,"auracast":true,"multipoint":true,"multipoint_device_count":2,"multipoint_ldac":null,"paired_device_memory":8,"automatic_device_switching":true,"fast_pair":["google_fast_pair","microsoft_swift_pair"],"audio_sharing":true,"wireless_range_m":10,"wireless_receiver":"none","receiver_connector":null,"simultaneous_2_4ghz_bluetooth":null,"low_latency_mode":true,"latency_claimed":null,"latency_claimed_min_ms":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}],"feature_requirements":[{"feature":"LE Audio / LC3","requirement":"Compatible Android smartphone and Sound Connect LE Audio setup. Classic-only multipoint, Quick Access and some voice-assistant functions become unavailable."},{"feature":"Google audio switch","requirement":"Compatible Android 8 or later devices connected through Google Fast Pair."},{"feature":"Head tracking","requirement":"Compatible source device, spatial content and application. Availability varies by platform."},{"feature":"Auracast audio sharing","requirement":"Compatible smartphone broadcast source and LE Audio/Auracast hardware and software. Maker describes the LE Audio path as Beta."},{"feature":"Ear-shape sound personalization","requirement":"Sony | Sound Connect ear-image analysis with supported 360 Reality Audio service. BRAVIA TV personalization separately uses Sony | 360 Spatial Sound Personalizer and compatible television."},{"feature":"Google Find My Device / Find Hub","requirement":"Updated headset software with added network support, compatible Android device and dedicated Classic Audio connection. Finding support is unavailable through the LE Audio path."}],"official_license":null,"battery_capacity_mah":null,"battery_user_replaceable":null,"battery_life_claimed":[{"mode":"anc_off","codec":"AAC","spatial_audio":null,"with_case":false,"hours":8},{"mode":"anc_off","codec":"SBC","spatial_audio":null,"with_case":false,"hours":8},{"mode":"anc_off","codec":"LC3","spatial_audio":null,"with_case":false,"hours":8},{"mode":"call","codec":null,"spatial_audio":null,"with_case":false,"hours":4.5},{"mode":"anc_off","codec":null,"spatial_audio":null,"with_case":true,"hours":22}],"battery_life_max_h":8,"battery_life_anc_on_h":null,"battery_life_anc_off_h":8,"battery_life_with_case_h":22,"battery_life_with_case_anc_on_h":null,"talk_time_h":4.5,"charge_time_0_100_min":90,"charging_notes":null,"quick_charge_min":3,"quick_charge_playback_h":1,"case_battery_capacity_mah":300,"case_battery_user_replaceable":null,"charging_port":"usb_c","case_charge_time_min":150,"wireless_charging":false,"wireless_charging_standards":null,"wireless_charging_max_w":null,"case_speaker":null,"case_screen":null,"case_audio_transmitter":null,"control_types":["touch","head_gestures","voice_commands"],"volume_control":"touch","gesture_controls":["Wide Area Tap on earbud or nearby skin","Head nod to accept a call","Head shake to reject a call"],"customizable_controls":true,"voice_assistant":["Amazon Alexa","Google app","Siri"],"wear_detection":true,"sensors":["Infrared wear sensors"],"heart_rate_sensor":null,"skin_temperature":null,"hearing_aid_feature":null,"medical_clearances":null,"hearing_test":null,"loud_sound_reduction":null,"health_features":["Safe Listening"],"ear_tip_sizes":null,"ear_tip_materials":null,"stabilizers":["fins"],"fit_test":null,"ip_rating":["IPX4 equivalent"],"case_ip_rating":null,"water_resistance_depth_m":null,"companion_app":"Sony | Sound Connect","companion_app_platforms":["android","ios"],"firmware_updatable":true,"find_my_networks":["google_find_hub"],"precision_finding":null,"live_translation":null,"weight_g":5.1,"dimensions_mm":null,"case_weight_g":30.6,"case_dimensions_mm":null,"hi_res_audio":null,"communication_certifications":null,"fcc_ids":["AK8YY2964"],"other_certifications":["360 Reality Audio certified","ISED IC: 409B-YY2964","FCC Part 15 Class B","ISED RSS-102"],"in_the_box":["Sony LinkBuds Open earbuds with Air Fitting Supporters","Charging case","USB-A to USB-C cable","Documents"],"cables_included":[{"type":"USB-A to USB-C charging cable","length_m":null,"count":1}]},"variants":[],"sources":[{"url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-l910/specifications","kind":"manufacturer_page","accessed":"2026-10-05","fields":["spec_sheet_url","series","bluetooth_version","bluetooth_codecs","bluetooth_profiles","weight_g","case_weight_g","wireless_range_m"],"notes":{"spec_sheet_url":"Full exact maker support technical table. Bluetooth communication range is not acoustic frequency response. Unlabelled case dimensions are not assigned to width/height/depth. Exact published 11 mm ring driver diameter describes its outer ring, not a solid 11 mm diaphragm. Physical driver count per earbud was not explicitly found. The optional driver table is omitted because an uncounted row would derive a count of one. Diameter remains documented here rather than creating an unsupported derived count.","weight_g":"Approximate one-earbud mass including attached fitting supporter. Pair mass is not stored.","case_weight_g":"Exact charging-case mass, separate from earbuds.","bluetooth_codecs":"LC3 needs compatible LE Audio Android hardware and app setup. No Auracast inferred from LC3 or Bluetooth 5.3."}},{"url":"https://www.sony.co.uk/headphones/products/linkbuds-open?locale=en_GB","kind":"manufacturer_page","accessed":"2026-10-05","fields":["manufacturer_url","segment","form_factor","bud_shape","markets"],"notes":{"manufacturer_url":"Exact model maker product page. Open ring admits sound physically, without electronic transparency mode.","markets":"This exact UK page establishes GB. US launch and Japanese product pages separately establish their own markets."}},{"url":"https://helpguide.sony.net/mdr/2964/v1/en/print.pdf","kind":"manual","accessed":"2026-10-05","fields":["manual_url","model_numbers","single_bud_use","connection_types","bluetooth_le_audio","multipoint","multipoint_device_count","paired_device_memory","automatic_device_switching","fast_pair","charging_port","charge_time_0_100_min","case_charge_time_min","quick_charge_min","quick_charge_playback_h","control_types","volume_control","gesture_controls","customizable_controls","voice_assistant","wear_detection","sensors","stabilizers","conversation_detection","companion_app","companion_app_platforms","firmware_updatable","compatible_platforms","platform_connections","in_the_box","cables_included","feature_requirements","bluetooth_version","bluetooth_codecs","bluetooth_profiles","weight_g","case_weight_g","wireless_range_m"],"notes":{"manual_url":"Original exact English guide 148 pages. Box page 9, runtime page 27, specifications pages 145-146, app pages 115-116 inspected.","multipoint":"Two concurrent sources in Classic Audio, one playing stream. App list marks multipoint unavailable during LE Audio. No simultaneous LC3 multipoint claim.","automatic_device_switching":"Printed page 83 explicitly Google audio switch on compatible Android 8+ devices, using Fast Pair. Separate from Sony Auto Switch to LinkBuds Speaker.","fast_pair":"Android Google audio switch chapter explicitly requires Google Fast Pair. Windows 10/11 chapters explicitly document Microsoft Swift Pair.","charge_time_0_100_min":"Approximate earbuds-only full charge in case. Case-only charging is separately published.","quick_charge_playback_h":"Maker approximately one hour of earbud music after three-minute charging. Codec/volume unspecified for this quick-charge claim. Excludes case-inclusive runtime.","customizable_controls":"App reassigns left/right function groups, voice functions and Quick Access. No arbitrary individual-gesture remapping inferred.","voice_assistant":"Separate Amazon Alexa, Android Google app and iPhone Siri chapters. Cloud/device/app/region restrictions apply. Some voice routes and Quick Access are unavailable under LE Audio. On-device playback Voice Control is represented in control_types, not invented as a cloud assistant.","wear_detection":"Parts diagrams name built-in IR sensors. App enables automatic pause/resume and power-off when removed.","conversation_detection":"Speak-to-Chat automatically pauses/mutes music when wearer speaks. Does not imply a medical hearing feature.","platform_connections":"Exact Android/iPhone/Windows/Mac pairing chapters and computer calls chapter. Classic phone/desktop calls need compatible HFP/HSP app settings. LE Audio availability is separately restricted.","in_the_box":"Complete standard box list. Factory Air Fitting Supporters are attached. Separately sold covers/supporter colours and Olivia edition promotions excluded.","feature_requirements":"Exact manual Classic/LE Audio and Google audio switch conditions. Spatial phone/content requirements independently retained in the source describing tracking.","bluetooth_version":"Original exact manual printed pages 145-146 explicitly publish Bluetooth 5.3, named codecs and profiles.","weight_g":"Manual explicitly approximate one-earbud weight including fitting supporter.","case_weight_g":"Manual separately publishes charging-case weight, excluding earbud mass.","wireless_range_m":"Manual explicitly approximate line-of-sight 10 m. Obstacles, interference, antenna, reception and software conditions affect actual range."}},{"url":"https://helpguide.sony.net/mdr/2964/v1/en/print.pdf","kind":"manual","accessed":"2026-10-05","fields":["battery_life_claimed","ip_rating"],"notes":{"battery_life_claimed":"Exact page 27 music runtime 8 h with AAC/SBC/LC3. EQ, DSEE, Speak-to-Chat, voice wake, Service Link and Adaptive Volume Control shorten runtime. ANC-off represents ordinary music playback on a device explicitly without ANC. Call 4.5 h and standby 13 h are separate. Standby excluded.","ip_rating":"Earbuds only. Exact Open claim is IPX4 equivalent, without inferring independent certification. Charging case explicitly not water resistant."}},{"url":"https://sony.mediaroom.com/2024-10-01-Sony-Electronics-Expands-its-LinkBuds-Range-with-the-LinkBuds-Fit-and-LinkBuds-Open-Earbuds,-and-LinkBuds-Speaker","kind":"press_release","accessed":"2026-10-05","fields":["announce_date","launch_price_usd","chipset","markets","battery_life_claimed","colors"],"notes":{"launch_price_usd":"Original maker launch MSRP 199.99 USD, before US local sales tax. No speaker MSRP or later street price substituted. EUR VAT scope unproved.","announce_date":"October 1 opens preorder. Actual October retail month independently established below.","chipset":"Exact product launch explicitly names Integrated Processor V2 in this model, not inferred from sibling hardware.","battery_life_claimed":"Maker explicitly 22 h including case. Footnote 12 gives 8 h earbuds + 14 h case, with Bluetooth. Codec unstated. No charging-case capacity derived.","colors":"Original US maker launch lists Black, White and US-only Violet Olivia edition. Separately sold accessory-cover colours are not earbud finishes."}},{"url":"https://www.sony.jp/headphone/products/LinkBuds_Open/","kind":"manufacturer_page","accessed":"2026-10-05","fields":["colors","markets"],"notes":{"colors":"Japanese current product lists base finishes. Original US maker release separately proves US Violet Olivia edition."}},{"url":"https://www.sony.jp/headphone/products/LinkBuds_Open/feature_4.html","kind":"manufacturer_page","accessed":"2026-10-05","fields":["microphone_noise_reduction"],"notes":{"microphone_noise_reduction":"Exact model maker call paragraph explicitly AI-trained separation of wearer voice and environmental noise. Published physical voice/total capsule counts not found."}},{"url":"https://www.gsmarena.com/sony_linkbuds_open_review-news-65363.php","kind":"review_site","accessed":"2026-10-05","fields":["anc","transparency_mode","head_tracking","virtual_surround"],"notes":{"anc":"Exact noise cancellation section explicitly no ANC. Open ring physical awareness does not become an electronic transparency mode.","head_tracking":"Exact software section Android Spatial Audio head tracking on select devices, tested firmware 1.2.0. No universal Apple Dolby Atmos route.","virtual_surround":"Compatible Android spatial services or named Sony 360 service required. No audio-specific Dolby licence invented."}},{"url":"https://www.techradar.com/audio/earbuds-airpods/sony-linkbuds-open-review","kind":"review_site","accessed":"2026-10-05","fields":["eq_bands","release_date"],"notes":{"eq_bands":"Explicit five-band custom EQ. App/firmware version unknown.","release_date":"Retrospective Price & release date explicitly Launched in October 2024. Separate from October 1 preorder."}},{"url":"https://www.soundguys.com/sony-linkbuds-open-review-an-interesting-sequel-125497/","kind":"review_site","accessed":"2026-10-05","fields":["wireless_charging","measured_battery_life","measured_frequency_response_notes","measured_microphone_notes"],"notes":{"wireless_charging":"Exact Open review charging paragraph explicitly says the USB-C case does not support wireless charging. This is corroborated by exact maker table/manual wired charging method.","measured_battery_life":"Provided Open sample, three days, firmware 1.0.4/app 1.1.0 as published, ran 9 h 30 min. Codec not stated. GSMArena 8 h 18 min has different unspecified conditions and is not combined.","measured_frequency_response_notes":"Exact lab commentary. No graph extraction, ratings or MOS converted into dB.","measured_microphone_notes":"Exact recorded ideal/office/street/wind/reverberant speech samples. No numerical capsule count inferred."}},{"url":"https://www.soundguys.com/how-we-test/","kind":"measurement","accessed":"2026-10-05","fields":["measured_battery_life","measured_frequency_response_notes","measured_microphone_notes"],"notes":{"measured_battery_life":"Standardized continuous music peaks 75 dB SPL. This does not establish an unstated ANC/codec for a particular sample.","measured_frequency_response_notes":"Bruel & Kjaer 5128 fixture, SoundCheck and source preference curve.","measured_microphone_notes":"Calibrated artificial mouth with simulated noise, wind and reverberation."}},{"url":"https://store.sony.com.sg/products/wf-l910/?locale=en","kind":"manufacturer_page","accessed":"2026-10-07","fields":["status","markets","sound_personalization","auracast","audio_sharing","low_latency_mode","health_features","other_certifications"],"notes":{"status":"Current maker Singapore exact WF-L910 store offers Black and White with Add to cart and public product availability=true. Status applies to currently sold regular models. Singapore labels Violet DISCON, which is not treated as global discontinuation of Violet or the whole model.","markets":"Exact maker Singapore store establishes SG sale of the regular WF-L910. Existing GB/US/JP markets retained. No page-language inference.","sound_personalization":"Certified earbuds for a personalised experience explicitly says individual ear-shape analysis through Sound Connect. Separate 360 Spatial Sound Personalizer captures ear images for compatible BRAVIA TVs. Ear-scan spatial profile, not a hearing-threshold test.","auracast":"Next-generation Bluetooth audio explicitly compatible with Auracast broadcast audio. LE Audio is described as Beta. Compatible LE Audio/Auracast source hardware/software required. No compatibility inferred solely from Bluetooth 5.3 or LC3. Original Sony US specification PDF corroborates.","audio_sharing":"Same paragraph explicitly shares music from one smartphone to multiple headphones via Auracast. Not multipoint or the Auto Switch speaker handoff.","low_latency_mode":"Same maker paragraph expressly LE Audio Beta for ultra-low latency gaming. Exact manual Supported codecs chapter confirms LC3 low-latency transmission. Compatible source and LE Audio setup required, no separate proprietary game-toggle or numerical delay invented.","health_features":"Total convenience, total customisation explicitly Safe Listening checks WHO healthy listening habits. Exposure-awareness function, not medical hearing aid, hearing test, skin sensor or automatic sudden-sound suppression.","other_certifications":"Exact model paragraph expressly 360 Reality Audio certified earbuds. Separate from Hi-Res Audio certification, licensing for game consoles or Dolby branding."}},{"url":"https://store.sony.com.sg/products/wf-l910/?locale=en","kind":"manufacturer_page","accessed":"2026-10-07","fields":["feature_requirements"],"notes":{"feature_requirements":"Exact maker Auracast/LE Audio and certified ear-scan/BRAVIA paragraphs. Existing Classic-only multipoint restrictions retained. New requirement rows reflect source prose without adding unproved OS/firmware minima."}},{"url":"https://content.abt.com/documents/166175/sony-wireless-noise-cancelling-earbuds-spec-sheet.pdf","kind":"manufacturer_pdf","accessed":"2026-10-07","fields":["auracast","audio_sharing","low_latency_mode"],"notes":{"auracast":"Sony Electronics authored WFL910/W six-page original specification PDF. Next-generation Bluetooth audio paragraph explicitly Supports Auracast broadcast audio, LE Audio Beta. Retailer host does not turn this into a retailer-authored claim.","audio_sharing":"Same maker paragraph expressly sharing music from one smartphone to multiple headphones.","low_latency_mode":"Same paragraph LE Audio Beta ultra-low latency ideal for gaming. No claimed millisecond scalar published."}},{"url":"https://www.microcenter.com/support/687347/sony-linkbuds-open-true-wireless-bluetooth-earbuds-white","kind":"retailer","accessed":"2026-10-07","fields":["gtins","warranty_years"],"notes":{"gtins":"Product Information table explicitly UPC 027242928701 tied to US White maker part WFL910/W. Only this proved regional finish code stored. Best Buy and B&H exact same SKU corroborate. Not a UPC for every finish or region.","warranty_years":"US exact White WFL910/W Vendor Warranty table parts 1 Year Limited and labor 1 Year Limited. B&H explicitly Limited 1-Year Manufacturer Warranty corroborates. Maker exact US support links a warranty PDF but fetch did not resolve that file. Retailer source explicitly vendor warranty, excludes retail return policy, statutory rights, UK registration promotion and JP Sony-store 3 year promotion."}},{"url":"https://www.bhphotovideo.com/c/product/1857996-REG/sony_wfl910_w_linkbuds_open_truly_wireless.html","kind":"retailer","accessed":"2026-10-07","fields":["gtins","warranty_years"],"notes":{"gtins":"Exact MFR WFL910/W and UPC 027242928701 in overview. Corroborates Micro Center.","warranty_years":"Items Included explicitly Limited 1-Year Manufacturer Warranty for US WFL910/W. No other regional warranty generalized."}},{"url":"https://www.dell.com/en-us/shop/sony-linkbuds-earset/apd/ad433579/audio","kind":"retailer","accessed":"2026-10-07","fields":["driver_type"],"notes":{"driver_type":"Exact Sony LinkBuds Open White device Technical Information Features includes Dynamic Driver. Separate corroboration, not a derivation from neodymium material."}},{"url":"https://www.harveynorman.co.nz/headphones-and-speakers/headphones/sony-wfl910-linkbuds-open-true-wireless-in-ear-headphones-black.html","kind":"retailer","accessed":"2026-10-07","fields":["case_battery_capacity_mah","driver_type"],"notes":{"case_battery_capacity_mah":"Exact WFL910B table: Charging Case Battery Capacity 300 mAh, lithium-ion cell. Typical versus rated designation unstated. Not case USB output capacity or bud capacity. Walkman exact-model technical report separately names Springpower 442129 300 mAh 3.85 V. Maker manuals/spec sheet omit capacity. Earbud 54 mAh here conflicts with other stated 56 mAh and remains absent.","driver_type":"Exact WFL910B retailer Driver table explicitly Dynamic and 11 mm. Independently corroborates Dell US White WFL910/W Dynamic Driver. Unrelated mislabeled SPL frequency row and ambiguous microphone scope are excluded."}},{"url":"https://thewalkmanblog.com/2024/10/09/sony-announces-new-linkbuds-line-featuring-linkbuds-open-fit-and-a-wireless-speaker/","kind":"press","accessed":"2026-10-07","fields":["case_battery_capacity_mah"],"notes":{"case_battery_capacity_mah":"Open-specific FCC teardown discussion explicitly names case Springpower 442129 300 mAh 3.85 V. Rating designation unstated. Corroborates retailer case cell figure. Later Fit 500 mAh paragraph excluded. Bud 56 mAh is described alongside 0.216 Wh and may be arithmetic, so not stored."}},{"url":"https://helpguide.sony.net/mdr/2964/v1/en/print.pdf","kind":"manual","accessed":"2026-10-07","fields":["wireless_receiver","low_latency_mode"],"notes":{"wireless_receiver":"Complete What's in the box list on printed page 9 shows headset, USB-A to USB-C charging cable, charging case and documents. Bluetooth-only communication specification and charge-only USB route identify no proprietary 2.4 GHz audio dongle. This is a complete box and connection scope, not an inference from the 2.4 GHz radio band. Sold-separately transmitters would be Bluetooth accessories, not a proprietary receiver.","low_latency_mode":"Current exact guide printed page 39 expressly connects LE Audio to less sound delay and instructs selecting LE Audio connection setting for headphones > LE Audio Priority. This is a selectable connection mode. Printed page 87 names LC3 low-latency transmission. Requires compatible Android/LE Audio source. No separate gaming toggle or numerical delay claimed."}},{"url":"https://manuals.plus/m/3e695feadcd6e23333de6773d2a93fffd2caa8dace4aaf25fe4135cf858ad63b_optim.pdf","kind":"manual","accessed":"2026-10-07","fields":["fcc_ids"],"notes":{"fcc_ids":"Sony-authored Reference Guide 5-056-449-12(1), original reference page 1, compilation PDF page 1. Exact LinkBuds Open YY2964 label explicitly FCC ID AK8YY2964 and IC 409B-YY2964. The previous mirror returned a challenge page. This ordinary public PDF compilation begins with the same manufacturer guide. No separate case FCC ID inferred."}},{"url":"https://manuals.plus/m/3e695feadcd6e23333de6773d2a93fffd2caa8dace4aaf25fe4135cf858ad63b_optim.pdf","kind":"manual","accessed":"2026-10-07","fields":["other_certifications"],"notes":{"other_certifications":"Original Sony reference guide page 1 identifies IC 409B-YY2964. Reference page 2 explicitly states FCC Part 15 Class B compliance and ISED RSS-102 RF exposure compliance. Same opening pages in this public compilation. Standards/identifier are stated compliance evidence, not medical clearance."}},{"url":"https://www.smartprix.com/bytes/sony-linkbuds-open-wf-l910-very-niche-earphones/","kind":"review_site","accessed":"2026-10-07","fields":["eq_presets"],"notes":{"eq_presets":"Exact Open Sound section expressly names these six sound presets. Maker app EQ article corroborates names and explicitly lists LinkBuds Open but warns presets differ by model, so generic list not copied wholesale. No game/ANC mode represented as EQ. Software version unknown."}},{"url":"https://content.abt.com/documents/166175/sony-wireless-noise-cancelling-earbuds-spec-sheet.pdf","kind":"manufacturer_pdf","accessed":"2026-10-07","fields":["model_numbers"],"notes":{"model_numbers":"Maker Sony authored document heading WFL910/W LinkBuds Open Truly Wireless Earbuds White. Exact US white identifier added to align stored UPC and warranty scope. Other undocumented colour and regional SKUs omitted."}},{"url":"https://www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-l910/software/00347092","kind":"manufacturer_page","accessed":"2026-10-07","fields":["find_my_networks","feature_requirements"],"notes":{"find_my_networks":"Exact WF-L910 firmware 1.5.1 published 22 April 2026 lists prior included addition of the new Google Find My Device under dedicated Classic Audio only. Schema current Google Find Hub enum identifies this renamed Google finding network. No inference from Fast Pair alone. Independent direct fetch blocked. Complete public indexed exact update text read, including Applicable Model WF-L910 and the previous-benefits Classic Audio-only clause. No login or access workaround.","feature_requirements":"Exact release notes specify new Google Find My Device only during dedicated Classic Audio connection. Firmware 1.5.1 includes that prior feature. LE Audio Fast Pair addition is a separate feature, not proof of LE Audio finding network support. Independent direct fetch blocked. Complete public indexed exact update text read, including Applicable Model WF-L910 and the previous-benefits Classic Audio-only clause. No login or access workaround."}}],"fields_filled":81,"updated":"2026-10-16"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}