ATH-M20xBT Wireless Headphones User Manual English
Safety precautions Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure safety, observe all warnings and cautions while using the product. Cautions for the product Do not use the product near medical equipment. Radio waves may affect cardiac pacemakers and medical electronic equipment. Do not use the product inside medical facilities. When using the product in aircraft, follow airline instructions.
Safety precautions To avoid leakage, generation of heat or explosion: Never heat, disassemble or modify the battery, nor dispose of it in a fire. Do not attempt to pierce with a nail, hit with a hammer or step on the battery. Do not drop the product or subject it to strong impact. Do not get the battery wet.
Safety precautions For customers in Canada ISED statement This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device.
Notes on use Be sure to read the connected device’s user manual before use. Audio-Technica will not be liable in any way for any loss of data in the unlikely event that such losses should occur while using the product. On public transportation or in other public places, keep the volume low so as not to disturb other people. Minimize the volume on your device before connecting the product. When using the product in a dry environment, you may feel a tingling sensation in your ears.
For a more comfortable Bluetooth communication experience The effective communication range of this product varies depending on obstructions and radio wave conditions. For a more enjoyable experience, please use the product as close as possible to the Bluetooth device. To minimize noise and sound disruptions, avoid placing your body or other obstacles between the product’s antenna (L side) and the Bluetooth device.
Part names and functions Headphones 3 1 4 5 2 6 7 1 L/R (left/right) indicator 2 Earpad 3 Headband 4 Slider 5 Arm 6 Housing 7 Indicator lamp Displays the operating status and battery level of the product.
Part names and functions Operation area 1 1 Microphone 2 Battery jack 2 3 5 4 Use to connect the included USB charging cable and charge the product. 3 Connector jack Use to connect the included cable for wired connections. 4 Power supply / control button Use to turn the power supply ON/OFF, play/pause music, and answer phone calls. 5 Volume buttons Use to adjust the volume up or down (+/–). Accessories 1 2 1 USB charging cable (30 cm (12"), USB Type-A / USB Type-C™) 2 Cable (1.2 m (3.
Charging the battery Fully charge the battery when using for the first time. When the rechargeable battery is running low, the voice guidance will play the message “Low battery”, and the indicator lamp will flash in red. Charge the battery as soon as possible. It takes about 4 hours maximum to charge the battery fully. (This time may vary depending on usage conditions.) Charge the product in a well-ventilated place (10 to 35°C (50 to 95°F)) away from direct sunlight.
Charging the battery When charging, make sure to use the included USB charging cable. The product may not charge with cables other than the included USB charging cable.
Power supply ON/OFF Turning on the product 1 Press and hold the power supply/control button (about 2 seconds). The indicator lamp lights in white, and then flashes. Voice guidance is played. It may take several seconds for the indicator lamp to light. See "Voice guidance" (p. 19) for more information on voice guidance. Turning off the product 1 Press and hold the power supply/control button (about 2 seconds). The indicator lamp lights in white, and then turns off.
Connecting via Bluetooth To connect the product to a Bluetooth device, the product needs to pair (register) with the device. Pairing a Bluetooth device Read the user manual for the Bluetooth device. Place the Bluetooth device within 1 m (3.3') of the product to perform pairing correctly. Wear the product to hear voice guidance during pairing. 1 Starting with the product turned off, turn it on. The indicator lamp will light in white, and then flash in white.
Connecting via Bluetooth 1 Turn on the Bluetooth function on an Android device configured with a Google account. 2 Turn on the product and bring the product close to the Android device. For information about using your Bluetooth device, refer to the device’s user manual. 3 Touch the pairing notification that appears on your Android device. The voice guidance will play the message “Bluetooth connected” when pairing is complete. The indicator lamp will begin flashing slowly in white.
Wearing the product Put the side of the product marked “L” (LEFT) onto the left ear and the side marked “R” (RIGHT) onto the right ear, slide the slider up and down so that the earpads cover the ears, and then adjust the headband.
Using the product The product can use Bluetooth wireless technology to connect to your device and play music, receive phone calls, etc. Use the product for whichever of these purposes suits your needs. Note that Audio-Technica cannot guarantee the operation of displays, such as the battery level display, or applications via Bluetooth devices. Listening to music To connect for the first time, pair the product and your device via Bluetooth wireless technology.
Using the product The controls explained above may not be available on some smartphones. Volume button operation 1 1 Volume buttons Operation Function Press Increases/decreases the volume by 1 level. Press and hold (about 2 seconds) Plays the next track. Plays the previous track / returns to the start of the track. [1][2] [1] A beep is heard when the volume is at the maximum or minimum level. [2] The volume control of some Bluetooth devices may not work well with the product.
Using the product Power supply / control button operation 1 1 Power supply / control button Operation Function Press Receiving a call: Answers the call. Making a call: Cancels the call. During a call: Ends the call. Press and hold (about 2 seconds) Receiving a call: Rejects the call. Making or during a call: When pressed and held, the call switches between the product and your Bluetooth device. [1] [1] When you hear a confirmation tone, release the power supply / control button.
Using the product 1 Press the power supply / control button three times in a row. With every three presses, the voice guidance will play the message “Low latency mode” or “Low latency mode off”, and low latency mode will be switched ON/OFF. Low latency mode cannot be switched ON/OFF during a call or during voice input using the speech recognition feature.
Indicator lamp display The indicator lamp of the product indicates the product’s status.
Voice guidance The product plays English voice guidance in the following situations.
Cleaning Get into the habit of regularly cleaning the product to ensure that it will last for a long time. Do not use alcohol, paint thinners, or other solvents for cleaning purposes. Use a dry cloth to clean the headphones. To clean the earpads and headband, wipe with a dry cloth. Earpads and headband may fade if sweat or water dries on them. If the earpads and headband get wet, we recommend wiping them with a dry cloth and allowing them to dry in the shade.
Forced pairing mode / reset If the product does not connect to a device (forced pairing mode) If pairing cannot be cancelled or is not successful, you can use forced pairing mode to perform pairing again. 1 With the product turned on, press and hold (about 6 seconds) the volume buttons (+/–) at the same time. The product will switch to the “searching for devices” (pairing mode) state and you will be able to pair with your desired Bluetooth device.
Troubleshooting Power is not supplied Charge the product. Unable to pair Confirm that the Bluetooth device communicates using Ver. 2.1+EDR or higher. Place the product and the Bluetooth device within 1 m (3.3') of each other. Set the profiles for the Bluetooth device. For procedures on how to set profiles, refer to the Bluetooth device’s user manual. Remove the pairing information for the Bluetooth device then pair the product with this device again.
Troubleshooting Cannot hear the voice of the caller / Voice of the caller is too quiet Turn on the power of the product and the Bluetooth device. Turn up the volume on the product and the Bluetooth device. Confirm that the product and Bluetooth device are connected via HFP/HSP (or phone connection). Disable pairing for the product and the Bluetooth device, then pair the product with this device again. Switch the sound output of the Bluetooth device to the product.
Specifications Headphones Type Closed-back dynamic Driver 40 mm Sensitivity 100 dB/mW Frequency response 5 to 32,000 Hz Impedance 36 ohms Microphone Type Electret condenser Polar pattern Omnidirectional Sensitivity -42 dB (1 V/Pa, at 1 kHz) Frequency response 50 to 20,000 Hz Communication specifications Communication system Bluetooth version 5.0 Maximum RF output 10 mW EIRP Maximum communication range Line of sight - approx. 10 m (33') Frequency band 2.402 GHz to 2.
Specifications Other Power supply DC 3.7 V lithium polymer battery Charging time Approx. 4 hours[1] Operating time Continuous transmission time (music playback): Max. approx. 60 hours[1] Weight 216 g (7.6 oz) Operating temperature 5°C to 40°C (41°F to 104°F) Accessories USB charging cable (30 cm (12”), USB Type-A / USB Type-C), Cable (1.2 m (3.9’)/3.5 mm (1/8”) gold-plated stereo mini-plug (3 pole/L-shaped)) Sold separately Earpad, Cable [1] The figures above depend on operating conditions.
Trademarks The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc., and any use of such marks by Audio-Technica Corporation is under license. Other trademarks and trade names are those of their respective owners. USB Type-C™ is a trademark of USB Implementers Forum. Siri is a trademark of Apple Inc. registered in the United States and other countries. Google and Android are trademarks of Google LLC.
株式会社オーディオテクニカ 〒194-8666 東京都町田市西成瀬2-46-1 www.audio-technica.co.jp Audio-Technica Corporation 2-46-1 Nishi-naruse, Machida, Tokyo 194-8666, Japan www.audio-technica.com ©2022 Audio-Technica Corporation Global Support Contact: www.at-globalsupport.com 132417590-02-01 ver.1 2022.02.
