Audio Technica ATH-M20 BT Series

ATH-M20xBT
Wireless Headphones
User Manual
English

Audio Technica ATH-M20 BT Series Specifications

General

Type	Closed-back dynamic
Driver Diameter	40 mm
Frequency Response	15 - 22, 000 Hz
Bluetooth Version	Bluetooth 5.0
Sensitivity	98 dB/mW
Impedance	36 ohms
Bluetooth Profile	A2DP, AVRCP, HFP, HSP
Supported Codec	SBC
Battery Life	60 hours
Charging Time	Approximately 4 hours
Weight	216 g
Cable	1.2 m
Connector	3.5 mm stereo mini-plug

Summary

Safety Precautions

Cautions for the Product

Important warnings and precautions to avoid electric shock, fire, or damage to the product.

Cautions for Rechargeable Battery

Guidelines for handling battery fluid leaks and general battery safety to prevent damage or injury.

For Customers in the USA

FCC Notice

Details regulatory compliance, warnings, and cautions for FCC rules, including interference and exposure.

For Customers in Canada

ISED Statement

Information on compliance with Innovation, Science and Economic Development Canada's regulations, including interference and exposure limits.

Notes on Use

Bluetooth Communication Experience

Part Names and Functions: Headphones

Headphones Components

Identifies and labels the physical parts of the headphones, such as earpad, headband, and slider.

Part Names and Functions: Operation Area

Operation Area and Accessories

Details the control buttons, ports, and included accessories like charging and audio cables.

Charging the Battery

Power Supply ONOFF

Turning the Product On

Instructions on how to power on the headphones using the power supply/control button.

Turning the Product Off

Instructions on how to power off the headphones using the power supply/control button.

Connecting via Bluetooth

Pairing a Bluetooth Device

Step-by-step guide to pairing headphones with a Bluetooth device for the first time.

Bluetooth Pairing Features

Pairing with Fast Pair

Describes the quick pairing process for Android devices using the Fast Pair feature.

Multipoint Function Overview

Introduces the feature to connect two Bluetooth devices simultaneously for convenience.

Multipoint Connection Guide

Connecting Using Multipoint

Provides steps to connect two Bluetooth devices sequentially for multipoint functionality.

Wearing the Product

Using the Product: Music

Listening to Music

How to play music via Bluetooth connection, adjust volume, and control playback.

Power Supply Control Button Operation

Explains functions of the power/control button for music playback and speech recognition.

Using the Product: Volume & Calls

Volume Button Operation

Details how to adjust volume and control tracks using the volume buttons.

Talking on the Phone

How to make, receive, and end calls using the headphones and connected Bluetooth device.

Advanced Product Features

Low Latency Mode

Reduces sound delay for gaming or watching videos by enabling low latency mode.

Product Connectivity Modes

Wired Connection (Playthrough Function)

How to use headphones with a wired connection when battery is low or for playback.

Auto Power Off Function

Information about the automatic power-off feature that conserves battery.

Indicator Lamp Display

Pairing Status

Shows indicator patterns for device pairing states like searching and connecting.

Connecting Status

Shows indicator patterns for connection and playback states, including waiting and music playing.

Battery Level Status

Shows indicator patterns for low battery and charging status.

Charging Status

Shows indicator patterns for charging progress, completion, and errors.

Voice Guidance

Cleaning the Product

Forced Pairing Mode and Reset

Forced Pairing Mode

How to re-initiate pairing if connection fails or cannot be cancelled.

Product Reset

Steps to reset the headphones to factory defaults if they operate abnormally.

Troubleshooting: Connectivity

Power Issues

Solutions for when the product is not supplied with power, primarily charging related.

Pairing Problems

Steps to resolve issues preventing device pairing, including compatibility and connection history.

Sound Issues

How to fix problems with sound quality or output, like no sound or faint sound.

Troubleshooting: Audio and Charging

Call Audio Issues

Solutions for problems with caller voice volume or clarity during phone calls.

Charging Issues

Steps to resolve problems related to product charging, including connection and environment.

Product Specifications

Headphones Specifications

Technical details for the headphone drivers, sensitivity, and frequency response.

Microphone Specifications

Technical details for the microphone's polar pattern and frequency response.

Communication Specifications

Technical details for Bluetooth version, range, band, modulation, and codecs.

Other Specifications

Other Product Details

Information on power supply, charging time, operating time, weight, and operating temperature.

Trademarks