{"data":{"slug":"audio-technica-ath-m20x","type":"headset","brand":"Audio-Technica","name":"ATH-M20x","aliases":["M20x","ATH M20x","ATH-M20x WH","ATH-M20xWH","Audio-Technica ATH-M20x Professional Studio Monitor Headphones"],"release_date":"2014-02","url":"https://arkivo.dev/headsets/audio-technica-ath-m20x","specs":{"series":"M-Series","model_numbers":["ATH-M20x","ATH-M20x WH"],"gtins":["4961310125400","4961310163198"],"announce_date":"2014-01","status":"available","predecessor":null,"successor":null,"launch_price_usd":69,"launch_price_eur":null,"markets":["JP","US","EU"],"colors":["Black","White"],"manufacturer_url":"https://www.audio-technica.co.jp/product/ATH-M20x","spec_sheet_url":"https://docs.audio-technica.com/eu/DOC_ATH-M20x_30x_40x_50x.pdf","manual_url":"https://www.audio-technica.co.jp/pdf/support/ATH-M20x-50x_UM.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"studio","form_factor":"over_ear","back_type":"closed","wearing_style":"headband","foldable":"none","ear_cups_swivel":null,"rgb_lighting":null,"lighting_zones":null,"driver_type":"dynamic","driver_size_mm":40,"drivers_per_side":null,"driver_diaphragm_material":null,"driver_magnet":"Neodymium","frequency_response_hz":{"min_hz":15,"max_hz":20000},"frequency_response_wireless_hz":null,"impedance_ohm":47,"sensitivity_db":96,"sensitivity_reference":"per_1mw","thd_pct":null,"max_input_power_mw":700,"max_sample_rate_khz":null,"max_bit_depth_bits":null,"dac_chip":null,"sound_personalization":null,"onboard_eq":null,"eq_bands":null,"eq_presets":null,"volume_limit_db":null,"virtual_surround":null,"spatial_audio_licence_included":null,"head_tracking":null,"anc":false,"anc_type":null,"anc_mic_count":null,"anc_adaptive":null,"anc_levels":null,"anc_claimed_attenuation_db":null,"transparency_mode":null,"transparency_adjustable":null,"conversation_detection":null,"wind_noise_reduction":null,"measured_frequency_response_notes":"Under-emphasises almost the whole range against the SoundGuys studio curve, apart from a slight emphasis at 2 kHz. The main deviations are below 70 Hz and in the highs at 5 kHz and between 8 and 10 kHz.","measured_bass_amount_db":null,"measured_treble_amount_db":null,"measured_target_deviation_db":null,"measured_response_consistency_db":null,"measured_thd_pct":null,"measured_leakage_db_spl":null,"measured_noise_isolation":null,"measured_attenuation_overall_db":null,"measured_attenuation_passive_db":null,"measured_microphone_notes":null,"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":"none","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":null,"flip_to_mute":null,"mute_button":null,"mute_indicator":null,"sidetone":null,"sidetone_adjustable":null,"mic_windscreen":null,"connection_types":["analog"],"analog_connectors":["3_5mm_trs","6_35mm"],"cable_connector_headset_side":"fixed_cable","cable_length_m":3,"usb_connector":null,"usb_c_audio":null,"passive_wired_listening":true,"wireless_receiver":"none","receiver_connector":null,"wireless_range_m":null,"bluetooth_version":null,"bluetooth_codecs":null,"bluetooth_le_audio":null,"auracast":null,"multipoint":null,"multipoint_device_count":null,"paired_device_memory":null,"simultaneous_2_4ghz_bluetooth":null,"fast_pair":null,"base_station":null,"low_latency_mode":null,"latency_claimed":null,"compatible_platforms":null,"platform_connections":null,"official_license":null,"battery_capacity_mah":null,"swappable_battery":null,"battery_count":null,"battery_life_claimed":null,"battery_life_max_h":null,"battery_life_anc_on_h":null,"battery_life_anc_off_h":null,"charging_port":"none","charge_time_0_100_min":null,"quick_charge_min":null,"quick_charge_playback_h":null,"play_while_charging":null,"charging_dock":null,"control_types":null,"volume_control":"none","game_chat_mix":null,"customizable_controls":null,"wear_detection":null,"voice_assistant":null,"headband_type":"padded","headband_material":null,"frame_material":"Plastic with metal reinforcements","ear_cup_material":"Plastic","earpad_material":"Vinyl","earpad_replaceable":true,"earpad_attachment":"stretch_over","earpad_inner_dimensions_mm":null,"ear_tip_sizes":null,"ip_rating":null,"user_replaceable_parts":["Ear pads (HP-M30x)"],"companion_app":null,"companion_app_platforms":null,"firmware_updatable":null,"weight_g":190,"dimensions_mm":null,"hi_res_audio":null,"communication_certifications":null,"fcc_id":null,"other_certifications":["EMC (2004/108/EC)","RoHS (2011/65/EU)"],"in_the_box":["Headphones with fixed 3.0 m cable","6.3 mm stereo plug adapter"],"cables_included":[{"type":"Straight cable, fixed to the left ear cup","length_m":3,"count":1}],"carrying_case":"none"},"variants":[{"model_number":"ATH-M20x","gtin":"4961310125400","colors":["Black"],"launch_price_usd":69,"markets":["JP","US","EU"]},{"model_number":"ATH-M20x WH","gtin":"4961310163198","colors":["White"]}],"sources":[{"url":"https://www.audio-technica.co.jp/product/ATH-M20x","kind":"manufacturer_page","accessed":"2026-10-15","fields":["release_date","series","model_numbers","gtins","status","markets","manufacturer_url","segment","back_type","driver_type","driver_size_mm","frequency_response_hz","impedance_ohm","sensitivity_db","sensitivity_reference","max_input_power_mw","analog_connectors","cable_length_m","earpad_replaceable","user_replaceable_parts","weight_g","variants","microphone_type","passive_wired_listening","wireless_receiver","charging_port","volume_control"],"notes":{"release_date":"Japanese maker page. Release date (発売日) 2014-02-14","series":"The page speaks of the ATH-M20 series and sits beside the other M-Series models. The M-Series name is from the 2014 launch release","model_numbers":"Model number ATH-M20x. The white online-store model has its own page with model number ATH-M20x WH","gtins":"JAN code 4961310125400 for ATH-M20x. The white model page gives 4961310163198","status":"Current product page, updated to a sales figure dated October 2026. Thomann also has it in stock","markets":"Sold in Japan by the maker. The US MSRP comes from the launch release","segment":"Product category: Professional monitor headphones (プロフェッショナルモニターヘッドホン)","back_type":"Type: closed dynamic (密閉ダイナミック型)","driver_type":"Type: closed dynamic","driver_size_mm":"Driver: 40 mm, new strong-magnet CCAW voice coil driver","frequency_response_hz":"Frequency response 15 to 20,000 Hz","impedance_ohm":"Impedance 47 ohm","sensitivity_db":"Output sound pressure level: 96 dB/mW","sensitivity_reference":"Published as 96 dB/mW","max_input_power_mw":"Maximum input 700 mW. The EU technical file adds at 1 kHz","analog_connectors":"Plug: 6.3 mm standard and 3.5 mm mini, gold-plated stereo 2-way plug. Stereo is read as a 3-pole TRS plug","cable_length_m":"Cord length 3.0 m","earpad_replaceable":"Sold separately: replacement ear pads HP-M30x","user_replaceable_parts":"Sold separately: replacement ear pads HP-M30x","weight_g":"Mass without cord (質量(コード除く)): about 190 g. The cord is fixed, so the stored value excludes it, as the maker states","variants":"ATH-M20x is the black model. ATH-M20x WH is the white colour model with the same specification table. The white model is sold in the maker's online store","microphone_type":"The specification table has a driver, plug and cord section and no microphone section. The ATH-M20xSTS page of the same maker does list a microphone section","passive_wired_listening":"The table lists only a plug and a 3.0 m cord. No battery, charging or wireless item is listed, so analog playback needs no power","wireless_receiver":"Wired plug and cord only. The wireless ATH-M20xBT is a separate model","charging_port":"No battery, charging or wireless item in the table","volume_control":"No remote, control or microphone item in the table. The cord is a plain 3.0 m cord"}},{"url":"https://www.audio-technica.co.jp/product/ATH-M20x_WH","kind":"manufacturer_page","accessed":"2026-10-15","fields":["model_numbers","gtins","colors","variants"],"notes":{"model_numbers":"White online-store limited model, model number ATH-M20x WH. Release date 2024-09-27","gtins":"JAN code 4961310163198","colors":"White colour model (ホワイトカラーモデル), limited to the official online store","variants":"Same driver, response, sensitivity, impedance, input power, mass, plug and cord length as ATH-M20x. Launch price and markets of this model are not stated in a source that was read, so they are left out"}},{"url":"https://docs.audio-technica.com/eu/DOC_ATH-M20x_30x_40x_50x.pdf","kind":"manufacturer_pdf","accessed":"2026-10-15","fields":["spec_sheet_url","driver_type","driver_size_mm","driver_magnet","frequency_response_hz","impedance_ohm","sensitivity_db","max_input_power_mw","weight_g","cable_length_m","in_the_box","cables_included","other_certifications","markets"],"notes":{"spec_sheet_url":"Official technical construction file TCF ATTWCE-HP140318001 dated 2014-03-18. The ATH-M20x table is on PDF page 6. Image-only PDF, read visually","driver_type":"Type: closed-back dynamic","driver_size_mm":"Driver diameter 40 mm. Voice coil: copper-clad aluminum wire","driver_magnet":"Magnet: neodymium","frequency_response_hz":"Frequency response 15 - 20,000 Hz","impedance_ohm":"Impedance 47 ohms","sensitivity_db":"Sensitivity 96 dB. The reference is not stated here","max_input_power_mw":"Maximum input power 700 mW at 1 kHz","weight_g":"Weight 190 g (6.7 oz) without cable and connector","cable_length_m":"Cable: 3.0 m (9.8 ft), straight, left-side exit","in_the_box":"Accessory included: 6.3 mm (1/4 inch) snap-on adapter. No pouch or other accessory is listed","cables_included":"Cable: 3.0 m (9.8 ft), straight, left-side exit. The MusicRadar copy of the maker release calls it permanently attached","other_certifications":"Declaration of Conformity TCF No. ATTWCE-HP140318001 (PDF page 9, dated 18 March 2014) covers ATH-M20x/30x/40x/50x. It states conformity with the EMC Directive 2004/108/EC (EN 55103, EN 55020) and the RoHS Directive 2011/65/EU (EN 50581:2012). Section 2.4 describes a microphone and is a copy error, so it is not used.","markets":"The file is an EU conformity file for the EMC and RoHS directives, with an authorized representative in Leeds, UK and distribution contacts in Germany, France and Hungary."}},{"url":"https://www.audio-technica.co.jp/pdf/support/ATH-M20x-50x_UM.pdf","kind":"manual","accessed":"2026-10-15","fields":["manual_url","warranty_years","foldable","analog_connectors","in_the_box"],"notes":{"manual_url":"Shared ATH-M50x, ATH-M40x, ATH-M30x and ATH-M20x user manual with a Japanese and an English section","warranty_years":"Japanese warranty certificate: one year from purchase. It is valid only in Japan. This is Japan coverage, not a global warranty claim","foldable":"The model table gives the ATH-M20x only items A (3.0 m cable) and E (6.3 mm adapter). The folded position G is listed for the ATH-M30x, ATH-M40x and ATH-M50x only. SoundGuys confirms that the ATH-M20x does not fold","analog_connectors":"6.3 mm stereo plug adapter (accessory) for the 3.5 mm gold-plated stereo plug","in_the_box":"Accessories for the ATH-M20x: the 6.3 mm stereo plug adapter"}},{"url":"https://www.prosoundweb.com/audio-technica-introduces-next-generation-m-series-headphones/","kind":"press","accessed":"2026-10-15","fields":["release_date","launch_price_usd","series","markets","variants"],"notes":{"release_date":"Audio-Technica launch text published 2014-02-07: the new M-Series headphones are available February 2014","launch_price_usd":"U.S. MSRP: ATH-M20x $69. Street prices were lower, and SoundGuys later lists $49","series":"Audio-Technica has remastered its M-Series line of professional monitor headphones","markets":"U.S. MSRP published for the launch","variants":"The US launch MSRP applies to the black ATH-M20x, which is the model of this release"}},{"url":"https://www.musicradar.com/news/tech/namm-2014-audio-technica-reveals-new-m-series-headphones-591670","kind":"press","accessed":"2026-10-15","fields":["announce_date","cable_connector_headset_side","cable_length_m"],"notes":{"announce_date":"Article published 2014-01-23 reproduces the maker release dated 2014-01-20: the ATH-M20x made its debut at Winter NAMM 2014","cable_connector_headset_side":"Maker NAMM 2014 release: single-side cable exit with a permanently attached 3 m cable","cable_length_m":"Permanently attached 3 m cable"}},{"url":"https://www.thomannmusic.com/audio_technica_ath_m20x.htm","kind":"retailer","accessed":"2026-10-15","fields":["release_date","status","form_factor","back_type","driver_type","driver_size_mm","driver_magnet","frequency_response_hz","impedance_ohm","sensitivity_db","max_input_power_mw","cable_connector_headset_side","cable_length_m","analog_connectors","colors","headband_type","in_the_box","markets"],"notes":{"release_date":"Available since February 2014","status":"In stock on the access date","form_factor":"Circumaural, over-ear design","back_type":"Closed-back","driver_size_mm":"40 mm driver with neodymium magnet and copper-clad aluminium wire voice coils","driver_magnet":"Neodymium magnet","max_input_power_mw":"Max. input level 700 mW at 1 kHz","cable_connector_headset_side":"Replaceable cable: No. A fixed three-metre cable on the left-hand side","cable_length_m":"3 m cable with 3.5 mm jack plug","analog_connectors":"3.5 mm jack plug, 6.3 mm adapter included","colors":"Colour: Black. The white ATH-M20xWH is listed as a variation of the product","headband_type":"Well padded and adjustable. The page lists swivelling ear cups up to 90 degrees, which the maker page and SoundGuys do not confirm, so no swivel value is stored. Its weight lines (251 g and 200 g with cable) are inconsistent and are not used","in_the_box":"Incl. a 6.3 mm adapter","markets":"Thomann, a German shop, lists the black ATH-M20x in stock on the access date."}},{"url":"https://soundguys.com/audio-technica-ath-m20x-review-63732/","kind":"measurement","accessed":"2026-10-15","fields":["release_date","foldable","anc","connection_types","cable_connector_headset_side","headband_type","frame_material","earpad_material","carrying_case","in_the_box","weight_g","measured_frequency_response_notes","wearing_style","ear_cup_material"],"notes":{"release_date":"SoundGuys lists product release date 2014-01-23, the NAMM debut week. The Thomann and maker dates give February 2014","foldable":"The ATH-M20x does not fold down at all","anc":"The review describes passive isolation only and does not mention active noise cancelling","connection_types":"The ATH-M20x connects to a source with a 3.5 mm cable and ships with a 1/4 inch adapter","cable_connector_headset_side":"The cable is not detachable or replaceable","headband_type":"Headband is comfortable, with padding similar to the other ATH-M headsets","frame_material":"Lightweight plastic build save for metal reinforcements","earpad_material":"Vinyl-covered ear pads","carrying_case":"You don't get any extras, not even a carry bag","in_the_box":"Ships with a 1/4 inch adapter and no other extras","weight_g":"Review page lists 190 g, the same as the maker","measured_frequency_response_notes":"SoundGuys lab measurement against its studio target curve. Slight emphasis at 2 kHz, under-emphasis elsewhere. Main deviations below 70 Hz, at 5 kHz and between 8 and 10 kHz. The review also notes that the ear cups rotate 15 degrees and that the headphones have no rotating ear cups, so the swivel field is left out","wearing_style":"Over-ear headphones with a padded crown band and a metal-reinforced headband","ear_cup_material":"Matte plastic ear cups with a glossy black logo. The build is lightweight plastic apart from metal reinforcements. The review text says both that the ear cups rotate 15 degrees and that the ATH-M20x has no rotating ear cups, so no swivel value is stored."}},{"url":"https://docs.audio-technica.com/eu/p52521_mseries_earpad_replacement.pdf","kind":"manual","accessed":"2026-10-21","fields":["earpad_attachment"],"notes":{"earpad_attachment":"Audio-Technica instruction P52521 for HP-EP replacement earpads names the ATH-M20x among the models. Step 2: slide the new earpad's flange into the slot of the earcup. Step 3: gently stretch the flange over the slot until the pad is securely in place."}}],"fields_filled":48,"updated":"2026-10-21"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}