{"data":{"slug":"sennheiser-momentum-true-wireless-4","type":"earbuds","brand":"Sennheiser","name":"MOMENTUM True Wireless 4","aliases":["MTW4","Momentum True Wireless 4","MOMENTUM TW 4"],"release_date":"2024-03","url":"https://arkivo.dev/earbuds/sennheiser-momentum-true-wireless-4","specs":{"series":"MOMENTUM","model_numbers":["MTW4","MTW4 R","MTW4 L","MTW4 C","700365","700366","700367","700441","700449"],"gtins":["4260752332408","4260752332415","4260752332422","4260752333351","4260752333399"],"announce_date":"2024-01-08","status":"available","predecessor":null,"successor":"sennheiser-momentum-true-wireless-5","launch_price_usd":299.95,"launch_price_eur":299.99,"markets":["US","CA","GB","DE"],"colors":["Black Graphite","White Silver","Black 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update"}],"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":7.5},{"mode":"anc_on","codec":null,"spatial_audio":null,"with_case":false,"hours":7},{"mode":"anc_off","codec":"AAC","spatial_audio":null,"with_case":true,"hours":30}],"battery_life_max_h":7.5,"battery_life_anc_on_h":7,"battery_life_anc_off_h":7.5,"battery_life_with_case_h":30,"battery_life_with_case_anc_on_h":null,"talk_time_h":null,"charge_time_0_100_min":null,"charging_notes":null,"quick_charge_min":8,"quick_charge_playback_h":1,"case_battery_capacity_mah":820,"case_battery_user_replaceable":null,"charging_port":"usb_c","case_charge_time_min":null,"wireless_charging":true,"wireless_charging_standards":["qi"],"wireless_charging_max_w":null,"case_speaker":null,"case_screen":null,"case_audio_transmitter":false,"control_types":["touch"],"volume_control":"touch","gesture_controls":["Tap 1x","Tap 2x","Tap 3x","Touch and hold"],"customizable_controls":true,"voice_assistant":["Siri","Google Assistant"],"wear_detection":true,"sensors":["Infra-red proximity sensor"],"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"],"ear_tip_materials":["silicone"],"stabilizers":["fins"],"fit_test":true,"ip_rating":["IP54"],"case_ip_rating":null,"water_resistance_depth_m":null,"companion_app":"Sennheiser Smart Control","companion_app_platforms":["android","ios"],"firmware_updatable":true,"find_my_networks":null,"precision_finding":null,"live_translation":null,"weight_g":6,"dimensions_mm":null,"case_weight_g":66,"case_dimensions_mm":null,"hi_res_audio":null,"communication_certifications":null,"fcc_ids":["2A3ULMTW4"],"other_certifications":["Snapdragon Sound"],"in_the_box":["Earbud R for right ear (model: MTW4 R) and earbud L for left ear (model: MTW4 L)","Charging case (model: MTW4 C) with built-in rechargeable battery for the earbuds and wireless charging function","USB charging cable with USB C and USB A connector, approx. 0,4 m","Silicone ear adapters (size XS, S, M (pre-mounted to the earbuds) and L)","Silicone ear fins (size S, M (pre-mounted to the earbuds) and L)","Quick guide","Safety guide","Compliance sheet"],"cables_included":[{"type":"USB-C to USB-A","length_m":0.4,"count":1}]},"variants":[{"model_number":"700365","gtin":"4260752332408","colors":["Black Graphite"]},{"model_number":"700366","gtin":"4260752332415","colors":["White Silver"]},{"model_number":"700367","gtin":"4260752332422","colors":["Black Copper"]},{"model_number":"700441","gtin":"4260752333351","colors":["Gold"]},{"model_number":"700449","gtin":"4260752333399","colors":["Denim"]}],"sources":[{"url":"https://cdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-true-wireless-4/Instruction%20manual%20MOMENTUM%20True%20Wireless%204/Instruction_manual_MOMENTUM_True_Wireless_4.pdf","kind":"manual","accessed":"2026-10-06","fields":["manual_url","model_numbers","form_factor","single_bud_use","drivers","driver_type","frequency_response_hz","sensitivity_db","sensitivity_reference","max_sample_rate_khz","max_bit_depth_bits","onboard_eq","anc","anc_type","anc_adaptive","transparency_mode","transparency_adjustable","wind_noise_reduction","microphone_count_total","mute_button","connection_types","bluetooth_version","bluetooth_codecs","bluetooth_profiles","bluetooth_le_audio","auracast","multipoint","multipoint_device_count","paired_device_memory","low_latency_mode","feature_requirements","quick_charge_min","quick_charge_playback_h","case_battery_capacity_mah","charging_port","wireless_charging","wireless_charging_standards","control_types","volume_control","gesture_controls","customizable_controls","voice_assistant","wear_detection","sensors","ear_tip_sizes","ear_tip_materials","stabilizers","fit_test","ip_rating","companion_app","companion_app_platforms","firmware_updatable","weight_g","case_weight_g","in_the_box","cables_included","warranty_years"],"notes":{"manual_url":"Instruction manual version 07/25 A04, model MTW4, MTW4 R, MTW4 L, MTW4 C","model_numbers":"Cover and specifications: Model MTW4, MTW4 R, MTW4 L, MTW4 C. Article numbers 700365, 700366, 700367, 700441 and 700449 come from the maker's stores","form_factor":"Specifications table, PDF page 48 to 49: wearing style True Wireless stereo earbuds, ear coupling ear-canal","single_bud_use":"Page 27: The right or left earbud can be used alone","drivers":"Specifications table, PDF page 48 to 49: transducer principle dynamic, transducer size 7 mm. One transducer size is listed per earbud","driver_type":"Specifications table, PDF page 48 to 49: transducer principle dynamic","frequency_response_hz":"Specifications table, PDF page 48 to 49: 5 Hz to 21 kHz","sensitivity_db":"Specifications table, PDF page 48 to 49: sound pressure level (SPL) 107 dB (1 kHz/1 mW)","sensitivity_reference":"107 dB at 1 kHz/1 mW","max_sample_rate_khz":"Page 38: High Resolution Audio mode via aptX Adaptive transmits at 96 kHz and 24 bits. Needs an aptX Adaptive source","max_bit_depth_bits":"Page 38: High Resolution Audio mode via aptX Adaptive transmits at 96 kHz and 24 bits. Needs an aptX Adaptive source","onboard_eq":"Page 38: The sound effects are stored in the earbuds and stay active with other Bluetooth devices","anc_type":"Specifications table, PDF page 48 to 49: Hybrid Adaptive ANC technology","anc_adaptive":"Page 31: Adaptive mode reduces noise depending on the noise conditions","transparency_adjustable":"Page 32: The intensity of Transparency Mode can be adjusted in the app","wind_noise_reduction":"Page 31: selectable Anti Wind ANC mode reduces wind or movement noise. Processing mode, not a mesh","microphone_count_total":"Specifications table, PDF page 48 to 49: 3 microphones per earbud (speech and ANC), MEMS","mute_button":"Page 36: Tap the right or left touch panel 1x during a call to mute","bluetooth_version":"Specifications table, PDF page 48 to 49: Bluetooth 5.4 certified, class 1. FAQ: some early packaging says 5.3","bluetooth_codecs":"Specifications table, PDF page 48 to 49: aptX, aptX Adaptive/Lossless, AAC, SBC, Auracast Broadcast Audio, LC3","bluetooth_profiles":"Specifications table, PDF page 48 to 49: AVRCP, A2DP, HFP, TMAP, PBP","bluetooth_le_audio":"Page 20: Bluetooth 5.4, LE Audio and Auracast broadcast audio certified. Launch firmware lacked LE Audio, added by a firmware update","auracast":"Pages 21 to 26: Auracast transmitters are selected in the Smart Control app. Added by a firmware update","multipoint_device_count":"Specifications table, PDF page 48 to 49: number of active connections 2","paired_device_memory":"Page 20: saves the connection profiles of up to six Bluetooth devices","low_latency_mode":"Page 39: Low Latency mode in the Smart Control app, for all Bluetooth codecs","feature_requirements":"Pages 38 to 39 for Eco, High Resolution and Lossless modes","quick_charge_min":"Page 16 and specifications: approx. 8 minutes of charging for approx. 1 hour of music playback","quick_charge_playback_h":"Page 16 and specifications: approx. 8 minutes of charging for approx. 1 hour of music playback","case_battery_capacity_mah":"Specifications table, PDF page 48 to 49: charging case 3.6 V, 820 mAh, 2.952 Wh","wireless_charging_standards":"Specifications table, PDF page 48 to 49: Qi wireless charging","control_types":"Pages 29 to 36: touch control panels, tap and touch-and-hold gestures","volume_control":"Pages 29 to 30: touch and hold the right panel for louder, the left panel for quieter","gesture_controls":"Pages 29 to 36: tap 1x, 2x, 3x and touch and hold","customizable_controls":"Page 39: control functions can be customized in the Smart Control app","voice_assistant":"Page 33: Siri, Google Assistant or similar, depending on the device","wear_detection":"Page 7: infra-red proximity sensor. Page 33: Smart Pause stops playback when an earbud is removed","sensors":"Page 7: product overview lists an infra-red proximity sensor","ear_tip_sizes":"Package contents page 5: silicone ear adapters XS, S, M (pre-mounted) and L","stabilizers":"Package contents page 5: silicone ear fins S, M (pre-mounted) and L","fit_test":"Page 13: Fit Test function in the Smart Control app","ip_rating":"Page 3 and specifications: earbuds IP54. The charging case is not splash waterproof","weight_g":"Specifications table, PDF page 48 to 49: earbuds approx. 6 g each, charging case approx. 66 g, both earbuds and case approx. 78 g","case_weight_g":"Specifications table, PDF page 48 to 49: charging case approx. 66 g","in_the_box":"Package contents, page 5","cables_included":"Package contents: USB C to USB A cable, approx. 0.4 m. EU declaration of conformity lists USB-C 400mm","warranty_years":"Manufacturer declarations page 50: Sonova Consumer Hearing GmbH gives a warranty of 12 months on this product. The maker FAQ names a 2-year global warranty program except USA, Australia, New Zealand and Brazil, so EU buyers may get 2 years"}},{"url":"https://eu.sennheiser-hearing.com/en-de/products/momentum-true-wireless-4","kind":"manufacturer_page","accessed":"2026-10-06","fields":["manufacturer_url","status","markets","colors","gtins","variants","model_numbers","battery_life_claimed","case_battery_capacity_mah","microphone_count","eq_bands","compatible_platforms"],"notes":{"manufacturer_url":"EU maker store, English","status":"EU maker store sells all five colours with Add to Cart in October 2026. The US maker store marks the product End of Life","markets":"DE: EU maker store, prices incl. VAT","colors":"Colour selector: Black Graphite, Black Copper, White Silver, Gold, Denim","gtins":"Shopify product data of the EU store: EAN per colour","variants":"Article numbers per colour from the specification table and the store's variant data","battery_life_claimed":"Battery lifespan: up to 7.5 hrs with earbuds (ANC off), up to 7.0 hrs (ANC on), up to 30 hrs overall with charging case. Test condition iPhone, mid volume level 85 dB. The manual pairs 7.5 h with ANC activated, which reverses ANC on and off","case_battery_capacity_mah":"Battery type: charging case 820 mAh","microphone_count":"Its high-quality 6-mic system ensures you can be heard perfectly during calls","eq_bands":"5-band equalizer","compatible_platforms":"App support: Sennheiser Smart Control app for iOS and Android"}},{"url":"https://us.sennheiser-hearing.com/products/momentum-true-wireless-4","kind":"manufacturer_page","accessed":"2026-10-06","fields":["markets","sidetone","colors","model_numbers","series"],"notes":{"markets":"US maker store, listed at USD 299.95. Marked End of Life on the page in October 2026","sidetone":"A 6-mic system, adjustable sidetone, and call virtualization for clear calls","colors":"Same five colours as the EU store","model_numbers":"Article No. per colour, e.g. 700367 Black Copper","series":"Site menu Headphones by Series lists MOMENTUM Headphones. Product name MOMENTUM True Wireless 4"}},{"url":"https://firmware.s-consumer-cloud.com/help/products/mtw4/en/faq/index.html","kind":"manufacturer_page","accessed":"2026-10-06","fields":["anc_mic_count","battery_life_claimed","microphone_noise_reduction","voice_call_bandwidth","latency_claimed","feature_requirements","sound_personalization","hearing_test","multipoint","compatible_platforms","other_certifications","single_bud_use"],"notes":{"anc_mic_count":"The advanced system uses four microphones to continuously monitor ambient noise","battery_life_claimed":"7.5 h and 30 h total confirmed with iPhone within 1 m, AAC codec, medium volume, ANC and Transparency Mode off, custom EQ off","microphone_noise_reduction":"AI-supported voice pickup (firmware update required)","voice_call_bandwidth":"Supports an advanced call mode called Super Wideband Audio","latency_claimed":"Gaming with up to approx. 20 ms latency needs an audio device that supports Snapdragon Sound in Bluetooth LE Audio mode","sound_personalization":"Sound Personalization: guided listening test developed with the Fraunhofer Institute","hearing_test":"Consumer sound-personalization listening test in the Smart Control app. Not a medical test","multipoint":"Can be connected to two of the paired devices simultaneously","compatible_platforms":"Windows: FAQ covers Windows PC audio profiles MOMENTUM TW4 Stereo and Hands-Free","other_certifications":"Snapdragon Sound feature with aptX Lossless","feature_requirements":"Lossless needs a Snapdragon Sound certified source with aptX Adaptive Lossless. LE Audio and Auracast came by firmware update"}},{"url":"https://newsroom.sennheiser.com/sennheiser-triples-down-at-ces-24","kind":"press_release","accessed":"2026-10-06","fields":["announce_date","launch_price_usd","chipset","markets"],"notes":{"announce_date":"Las Vegas, January 8th, 2024: debut at CES","launch_price_usd":"Available to pre-order on February 15th for $299.95 USD / $429.95 CAD","chipset":"Built on the Qualcomm S5 Sound Gen 2 platform and Snapdragon Sound Technology","markets":"CA: launch price in CAD"}},{"url":"https://newsroom.sennheiser.com/sennheiser-triples-down-at-ces-24-vd4dar","kind":"press_release","accessed":"2026-10-06","fields":["launch_price_eur","markets"],"notes":{"launch_price_eur":"Available to pre-order on February 15th for £259.99 / €299.99 EUR","markets":"GB: launch price in GBP"}},{"url":"https://newsroom.sennheiser.com/sennheiser-lanserar-officiellt-momentum-true-wireless-4","kind":"press_release","accessed":"2026-10-06","fields":["release_date"],"notes":{"release_date":"Dated 4 March 2024: available from today to customers worldwide. A Danish maker release dated 1 March 2024 also says available to customers from today. US pre-orders opened 15 February 2024"}},{"url":"https://cdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-true-wireless-4/safety_instruction/Compliance_Information_MOMENTUM_True_Wireless_4.pdf","kind":"regulatory","accessed":"2026-10-06","fields":["fcc_ids"],"notes":{"fcc_ids":"USA: FCC ID 2A3ULMTW4 for the earbuds. No FCC ID for the charging case"}},{"url":"https://www.soundguys.com/sennheiser-momentum-true-wireless-4-review-111429/","kind":"review_site","accessed":"2026-10-06","fields":["measured_battery_life","case_audio_transmitter"],"notes":{"measured_battery_life":"Standardized battery test: 7 hours 45 minutes of music, peaking at 75 dB. Firmware 5.3.5. ANC state not stated","case_audio_transmitter":"You can't use the charging case as a transmitter"}},{"url":"https://www.rtings.com/headphones/reviews/sennheiser/momentum-true-wireless-4","kind":"measurement","accessed":"2026-10-06","fields":["measured_frequency_response_notes","measured_bass_amount_db","measured_treble_amount_db"],"notes":{"measured_bass_amount_db":"Emphasized (3 dB), test bench 2.3","measured_treble_amount_db":"Underemphasized (-4 dB), test bench 2.3","measured_frequency_response_notes":"Sound Signature: Warm. Full measurements are members only and were not read"}},{"url":"https://www.whathifi.com/headphones/wireless-earbuds/sennheisers-flagship-earbuds-are-back-to-battle-bose-and-sony-and-they-could-have-an-ace-up-their-sleeve","kind":"review_site","accessed":"2026-10-23","fields":["successor"],"notes":{"successor":"What Hi-Fi calls the MOMENTUM True Wireless 5 the sequel to the MOMENTUM True Wireless 4."}}],"fields_filled":94,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}