Denon AH-GC20 User Manual

Conducting phone calls
Calls can be made while you are wearing the headphones. You can hear
the caller’s voice through the headphones, and your voice is picked up by
the built-in microphone in the headphones. The paired Bluetooth
compatible mobile phone is controlled using the Call button.
.
When the headphones are connected using the audio cable, the Bluetooth
function is automatically turned off and calls cannot be made using the
headphones.
Making a call
Dial operations are done on the paired mobile phone. Audio playback is
paused and the call is connected.
Answering an incoming call
When an incoming call is received, audio playback is paused and the ring
tone is heard.
Press the call button once to answer the call.
Ending a call
Press the call button once during the call.
When a call is ended, playback of the paused track is restarted.
Contents Preparation Connections Operation Troubleshooting Appendix
22

Denon AH-GC20 Specifications

General

Impedance	100 Ω
Driver type	Dynamic
Driver unit	40 mm
Ear coupling	Supraaural
Headphone frequency	5 - 40000 Hz
Maximum input power	1000 mW
Headphone sensitivity	102 dB
Cables included	Micro-USB
Audio adapters included	6.3 mm
6.35 mm connector	No
Bluetooth version	4.0
Connectivity technology	Wireless
Product color	Black, Silver
Wearing style	Head-band

Weight and Dimensions

Weight	275 g

Summary

Preparation

Unpacking

Features and functions

Charging

Instructions for charging the headphones using a USB cable and indicator status.

Checking the remaining battery power

Connections

Bluetooth operation

Guide to pairing and connecting the headphones with Bluetooth devices.

Pairing

Explanation of the pairing process and notes on device limits.

Registering (Pairing) and connecting a Bluetooth device

Step-by-step guide to register and connect a Bluetooth device to the headphones.

Reconnecting paired devices

Turning the power on

Steps to turn the headphones power on and activate Bluetooth.

Turning the power off

Simultaneously connecting multiple Bluetooth devices (Multipoint function)

Switching Bluetooth playback devices

Operation

Listening to music

How to play music wirelessly using a Bluetooth connection and control playback.

Listening to music using a wired connection

Decreasing outside noise (Noise cancell function)

How to activate and use the noise cancelling function to reduce ambient noise.

Conducting phone calls

Guide to making and receiving calls using the headphones and Bluetooth phone.

Answering an incoming call

Ending a call

Using the call waiting function

Switching a call from the headphones to a mobile phone

Other operations

Troubleshooting

Troubleshooting

Common issues and their solutions for headphone operation and Bluetooth connectivity.

Appendix

Precautions for Use

Important safety and usage precautions for operating the headphones.

Specifications