{"data":{"slug":"harman-kardon-onyx-studio-9","type":"wireless_speaker","brand":"Harman Kardon","name":"Onyx Studio 9","aliases":["Harman Kardon Onyx Studio 9","Onyx 9","HKOS9"],"release_date":"2024-11","url":"https://arkivo.dev/wireless-speakers/harman-kardon-onyx-studio-9","specs":{"series":"Onyx Studio","model_numbers":["HKOS9BLKEP","HKOS9GRYEP","HKOS9BLKAM"],"gtins":["1200130014116","1200130018237"],"announce_date":"2024-09","status":"available","predecessor":null,"successor":null,"launch_price_usd":299.95,"launch_price_eur":null,"markets":["US","EU"],"colors":["Classic Black","Stone Grey"],"manufacturer_url":null,"spec_sheet_url":"https://www.regard.ru/api/site/files/goodspdf/download/11332","manual_url":"https://elmir.ua/response/product-instruction.php?id=1619587","eprel_registration_number":null,"warranty_years":null,"segment":"portable","audio_channels":"stereo","drivers":[{"type":"Woofer","count":1,"diameter_mm":120,"width_mm":null,"height_mm":null,"rated_power_w":null},{"type":"Tweeter","count":3,"diameter_mm":20,"width_mm":null,"height_mm":null,"rated_power_w":null}],"passive_radiator_count":null,"total_rated_power_w":50,"mains_rated_power_w":null,"audio_output_power_claimed_w":null,"peak_power_w":null,"frequency_response_min_hz":50,"frequency_response_max_hz":20000,"signal_to_noise_ratio_db":80,"equalizer":true,"eq_bands":7,"automatic_sound_adjustment":true,"sound_modes":["Signature Sound","Vocal","Energetic","Chill"],"stereo_pairing":true,"speaker_link_protocols":["Auracast"],"max_linked_speakers":null,"max_linked_speakers_bluetooth":null,"bluetooth_playback":true,"bluetooth_version":"5.3","bluetooth_codecs":null,"bluetooth_profiles":["A2DP 1.4","AVRCP 1.6"],"bluetooth_le_audio":null,"auracast":true,"multipoint":true,"multipoint_device_count":2,"wireless_range_m":null,"wifi":false,"wifi_standards":null,"network_audio_protocols":null,"usb_audio":null,"usb_media_playback":null,"usb_media_formats":null,"ports":[{"type":"ac","count":1,"role":"Mains power input and battery charging","version":null},{"type":"audio_3_5mm","count":1,"role":"AUX audio input. The cable is not included","version":null},{"type":"usb_c","count":1,"role":"Charge output for mobile devices, rated 5 V / 2.1 A max. Service port outside the US. On the US version it also plays MP3 files","version":null}],"speakerphone":false,"voice_assistants":null,"controls":["Power","Bluetooth pairing","Volume up and down","Play/pause, next and previous track (one, two or three presses)","Auracast multi-speaker connection"],"companion_app":"Harman Kardon One","companion_app_platforms":["Android","iOS"],"firmware_updatable":true,"lighting":null,"lighting_modes":null,"matter_controller":null,"thread_border_router":null,"zigbee_hub":null,"battery":true,"battery_life_h":8,"battery_life_boost_h":null,"battery_capacity_wh":17.15,"battery_capacity_mah":4722,"battery_voltage_v":3.63,"battery_chemistry":"Lithium-ion","replaceable_battery":true,"charge_time_h":4,"quick_charge_min":null,"quick_charge_playback_h":null,"charging_input":"100-240 V AC, 50/60 Hz","charging_input_max_w":null,"usb_power_delivery":null,"powerbank":true,"powerbank_output_max_w":null,"wireless_charging":null,"ip_rating":null,"floats":null,"drop_resistance":null,"drop_test_height_m":null,"carry_features":["Integrated handle"],"measured_battery_life_h":11.65,"measured_max_spl_db":null,"measured_frequency_response_min_hz":63,"measured_frequency_response_max_hz":20000,"measured_latency":null,"measured_charge_time_h":null,"dimensions_mm":{"width_mm":289.2,"height_mm":287.5,"depth_mm":130},"weight_g":3360,"materials":["Aluminum frame","Fabric","Silicone buttons"],"fcc_ids":null,"other_certifications":null,"in_the_box":["Harman Kardon Onyx Studio 9","Power cable","Quick start guide","Safety sheet","Warranty card"]},"variants":[{"model_number":"HKOS9BLKEP","gtin":"1200130014116","markets":["EU"],"colors":["Classic Black"]},{"model_number":"HKOS9GRYEP","gtin":"1200130018237","markets":["EU"],"colors":["Stone Grey"]},{"model_number":"HKOS9BLKAM","markets":["US"],"colors":["Classic Black"],"launch_price_usd":299.95}],"sources":[{"url":"https://www.regard.ru/api/site/files/goodspdf/download/11332","kind":"manufacturer_pdf","accessed":"2026-10-16","fields":["series","spec_sheet_url","segment","audio_channels","drivers","total_rated_power_w","frequency_response_min_hz","frequency_response_max_hz","signal_to_noise_ratio_db","equalizer","automatic_sound_adjustment","stereo_pairing","speaker_link_protocols","bluetooth_version","bluetooth_playback","bluetooth_profiles","auracast","multipoint","companion_app","battery","battery_life_h","battery_capacity_wh","battery_capacity_mah","battery_voltage_v","battery_chemistry","charge_time_h","charging_input","powerbank","carry_features","dimensions_mm","weight_g","materials","in_the_box"],"notes":{"series":"Maker sheet is titled Onyx Studio 9. Series name from the Onyx Studio line.","segment":"Maker title: portable stereo Bluetooth home speaker with a built-in battery and an integrated handle.","audio_channels":"Maker title says stereo. Constant Sound Field mixes the music to a three-channel system with a dedicated center channel and two tweeters.","drivers":"Woofer 1 x 120 mm and tweeter 3 x 20 mm. One tweeter is the center channel and two face the sides, per the Fnac lab. No per-driver power is published.","total_rated_power_w":"Rated output power 50 W RMS. No separate battery and mains rating is published.","frequency_response_min_hz":"50 Hz to 20 kHz at -6 dB.","frequency_response_max_hz":"50 Hz to 20 kHz at -6 dB.","signal_to_noise_ratio_db":"Published as greater than 80 dB. The stored number is the lower bound.","equalizer":"The Harman Kardon One app customizes the EQ.","automatic_sound_adjustment":"Self-Tuning: when you power on, the speaker automatically calibrates to its environment.","stereo_pairing":"Two Onyx Studio 9 speakers can be paired wirelessly for a wider stereo soundstage.","speaker_link_protocols":"Multi-speaker connection by Auracast with two or more Harman Kardon speakers or compatible speakers from other brands. The sheet says as many speakers as you want, with no number.","bluetooth_version":"Bluetooth 5.3.","bluetooth_profiles":"A2DP 1.4 and AVRCP 1.6.","auracast":"Auracast button on the speaker or in the app. Sending and receiving roles are not stated.","multipoint":"Pairs with up to two mobile devices simultaneously.","companion_app":"Harman Kardon One app.","battery":"Built-in rechargeable battery.","battery_life_h":"Up to 8 hours, depending on volume level and audio content. No test volume is stated.","battery_capacity_wh":"Sheet says Li-ion 17.15 Wh. The Fnac lab and an Amazon-based retailer listing give 17.14 Wh. 3.63 V times 4722 mAh is 17.14 Wh.","battery_capacity_mah":"Published as equivalent to 3.63 V / 4722 mAh.","battery_voltage_v":"Published as equivalent to 3.63 V / 4722 mAh.","battery_chemistry":"Li-ion.","charge_time_h":"4 hours. The speaker charges from its AC power cable.","charging_input":"Power supply 100-240 V AC, 50/60 Hz. No input current is published.","powerbank":"The USB charging port recharges a mobile device. Rating 5 V / 2.1 A (max). No watt figure is stored.","carry_features":"Integrated handle, made with 90% recycled aluminum.","dimensions_mm":"Product dimensions are listed as width x height x depth: 289.2 x 287.5 x 130 mm. Package is 312 x 322 x 172 mm.","weight_g":"Net weight 3.36 kg and gross weight 4.2 kg. Swiss and French retailers list the speaker at 3.33 kg and the Fnac lab says 3.3 kg. Package weight is 4.2 kg.","materials":"Integrated aluminum frame, fabric and silicone buttons on top. The handle is made with 90% recycled aluminum.","in_the_box":"Box list: speaker, power cable, quick start guide, safety sheet and warranty card. The audio cable is not included."}},{"url":"https://elmir.ua/response/product-instruction.php?id=1619587","kind":"manual","accessed":"2026-10-16","fields":["manual_url","multipoint_device_count","ports","controls","firmware_updatable","stereo_pairing","powerbank"],"notes":{"manual_url":"Quick start guide in many languages, hosted by a retailer. No full owner's manual was found on a readable host.","multipoint_device_count":"Multi-point connection section: maximum 2 devices.","ports":"Guide shows a power cord, a section on playing music through an audio cable (cable not included) and a USB-C powerbank section. Tech spec: USB audio playback is for the US version only. Other versions use USB for service only. Supported file format mp3.","controls":"Bluetooth pairing, music streaming (one press, two presses, three presses), Auracast multi-speaker connection and a reboot by holding for more than 10 seconds.","firmware_updatable":"Use the Harman Kardon One app for speaker configuration and software upgrade.","stereo_pairing":"Stereo boost pairing section: pair for left and right channels, with swap and unpair steps.","powerbank":"Powerbank section. The charging cable is not included."}},{"url":"https://news.harmankardon.com/en-GB/245491-harman-kardon-onyx-studio-9-combines-timeless-design-with-innovative-new-features","kind":"press_release","accessed":"2026-10-16","fields":["colors","replaceable_battery","speaker_link_protocols"],"notes":{"colors":"Available in Classic Black and Stone Grey. UK press release dated 6 January 2025 with UK availability from February 2025 at 229.99 GBP.","replaceable_battery":"Press release lists a consumer replaceable battery. The replacement method is not described.","speaker_link_protocols":"Auracast connects to another Onyx Studio 9 or any other Auracast-enabled Harman Kardon speaker."}},{"url":"https://www.phileweb.com/sp/news/d-av/202410/31/61425.html","kind":"press","accessed":"2026-10-16","fields":["announce_date","release_date","colors"],"notes":{"announce_date":"Japanese trade report dated 31 October 2024 says the speaker was first shown at a September 2024 event.","release_date":"Report says Harman Kardon Onyx Studio 9 goes on sale in Japan on 7 November 2024. A Japanese retailer page also dates its listing 7 November 2024. UK sales began in February 2025. The earliest sale is used.","colors":"Japan sells it in Classic Black and Light Grey."}},{"url":"https://www.t3.com/tech/bluetooth-speakers/harman-kardon-onyx-studio-9-review","kind":"review_site","accessed":"2026-10-16","fields":["launch_price_usd","eq_bands","sound_modes","controls","status"],"notes":{"launch_price_usd":"Review says the official US price is $299.95. 9to5Toys says the model originally launched at $300. Tax treatment is not stated.","eq_bands":"The Customize preset opens a seven-band EQ with plus or minus 12 dB from below 120 Hz to above 8 kHz.","sound_modes":"App listening presets: Signature Sound, Vocal, Energetic, Chill and Customize. Customize is the manual EQ and is not stored as a mode.","controls":"Top controls handle on/off, separate volume up and down, play/pause, Bluetooth connection and a separate Auracast button.","status":"Review lists current retail offers."}},{"url":"https://leclaireur.fnac.com/test/589784-test-labo-harman-kardon-onyx-studio-9/","kind":"measurement","accessed":"2026-10-16","fields":["measured_battery_life_h","measured_frequency_response_min_hz","measured_frequency_response_max_hz","wifi","ports"],"notes":{"measured_battery_life_h":"Labo Fnac measured 11 h 39 min on average over two measurements at 70 dB at 50 cm from the speaker. This is far above the 8 hour claim because the test volume is low. Review published 18 April 2025.","measured_frequency_response_min_hz":"Lab says the bandwidth covers 63 Hz to 20 kHz. Anechoic chamber, Bluetooth source, no audio profiles or settings active. The level threshold is not stated.","measured_frequency_response_max_hz":"Lab says the bandwidth covers 63 Hz to 20 kHz. The level threshold is not stated.","wifi":"Lab review says there is no Wi-Fi, so no AirPlay 2 or Chromecast.","ports":"Back panel: mains cable, auxiliary input and a USB-C port that only charges another device."}},{"url":"https://www.ldlc.pro/fr-be/fiche/PB00671696.html","kind":"retailer","accessed":"2026-10-16","fields":["speakerphone","wifi"],"notes":{"speakerphone":"Retailer spec table lists built-in microphone: no and no voice assistant.","wifi":"Retailer spec table lists Wi-Fi: no."}},{"url":"https://pood.datafox.ee/harman-kardon-onyx-studio-9-portable-speaker/","kind":"retailer","accessed":"2026-10-16","fields":["gtins","model_numbers","variants"],"notes":{"gtins":"Listing gives EAN 1200130018237 for HKOS9GRYEP. The ep-online listing gives the same code.","model_numbers":"Manufacturer code HKOS9GRYEP, the grey EU item.","variants":"EU black HKOS9BLKEP and EU grey HKOS9GRYEP are listed by EAN. The US black HKOS9BLKAM has no GTIN on a page that was read. A US grey item was not found."}},{"url":"https://pood.datafox.ee/harman-kardon-onyx-studio-9-speaker/","kind":"retailer","accessed":"2026-10-16","fields":["gtins","model_numbers"],"notes":{"gtins":"Listing gives EAN 1200130014116 for HKOS9BLKEP. The ep-online listing gives the same code.","model_numbers":"Manufacturer code HKOS9BLKEP, the black EU item."}},{"url":"https://www.ep-online.ch/catv/de/p/1475591/onyx-studio-9","kind":"retailer","accessed":"2026-10-16","fields":["gtins","model_numbers"],"notes":{"gtins":"Swiss listing for HKOS9GRYEP gives EAN 1200130018237 and net weight 3.33 kg.","model_numbers":"HKOS9GRYEP."}},{"url":"https://www.panacompu.com/panama/en/product-information/harman-kardon-onyx-studio-9-portable-wireless-speaker-bluetooth-black","kind":"retailer","accessed":"2026-10-16","fields":["model_numbers","markets"],"notes":{"model_numbers":"Listing gives model and part number HKOS9BLKAM, the Americas black item.","markets":"The AM code is the US item code. Panama sells the same item."}},{"url":"https://cellphones.com.vn/sforum/danh-gia-harman-kardon-onyx-studio-9","kind":"review_site","accessed":"2026-10-16","fields":["companion_app_platforms","sound_modes"],"notes":{"companion_app_platforms":"Review says the Harman Kardon One app works on Android and iOS.","sound_modes":"Review lists the same app presets: Signature Sound, Vocal, Energetic, Chill."}}],"fields_filled":54,"updated":"2026-10-21"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}