Sony WH-CH720N Reference guide

Help Guide

Wireless Noise Canceling Stereo Headset

WH-CH720N

Model: YY2966

Quick Start Guide

Download the app, and set up the headset

To use all functions and improved performances, update the software of the headset and “Sony | Headphones Connect”

app to the latest version. For details, refer to the following:

https://www.sony.net/elesupport/

Let’s start to use

Turning on the headset

To prevent burning or malfunction due to getting wet

The headset is not waterproof.

If the headset is charged while it is wet with rain or sweat, etc., this can result in burnout or malfunction.

Related information

Wearing the headset

Establishing a Bluetooth connection manually

Charging the headset

Press and hold the (power) button for about 2 seconds or more until the indicator (blue) flashes.

The headset enters pairing mode automatically when you turn on the headset for the first time after

purchase.

Establishing a BLUETOOTH® connection

Follow the downloaded “Sony | Headphones Connect” app instructions.

Operating the headset

You can use the buttons on the right unit of the headset to perform the following operations.

(play/next/previous) button

Press once briefly while paused: Play

Press once briefly during playback: Pause

Press twice briefly: Skip to the beginning of the next track

Press 3 times briefly: Skip to the beginning of the previous track (or the current track during

playback)

+ (volume +)/ – (volume –) buttons

Adjust the volume

For more details on operations, refer to “Controlling the audio device (Bluetooth connection)”.

Getting started

What you can do with the Bluetooth function

About the voice guidance

Supplied accessories

Checking the package contents

Parts and controls

Location and function of parts

About the indicator

Wearing the headset
Power/Charging
Charging the headset
Available operating time
Checking the remaining battery charge
Turning on the headset
Turning off the headset
Making connections
How to make a wireless connection to Bluetooth devices
Easy setup with app
Connecting with the “Sony | Headphones Connect” app
Android smartphone
Pairing and connecting with an Android smartphone
Connecting to a paired Android smartphone
iPhone (iOS devices)
Pairing and connecting with an iPhone
Connecting to a paired iPhone
Computers
Pairing and connecting with a computer (Windows® 11)
Pairing and connecting with a computer (Windows 10)
Pairing and connecting with a computer (Mac)
Connecting to a paired computer (Windows 11)
Connecting to a paired computer (Windows 10)
Connecting to a paired computer (Mac)
Other Bluetooth devices
Pairing and connecting with a Bluetooth device
Connecting to a paired Bluetooth device
Multipoint connection
Connecting the headset to 2 devices simultaneously (multipoint connection)
3

Using the supplied headphone cable
Listening to music
Listening to music via a Bluetooth connection
Listening to music from a device via Bluetooth connection
Controlling the audio device (Bluetooth connection)
Disconnecting Bluetooth connection (after use)
About 360 Reality Audio
Noise canceling function
What is noise canceling?
Using the noise canceling function
Listening to ambient sound
Listening to ambient sound during music playback (Ambient Sound Mode)
Sound quality mode
About the sound quality mode
Supported codecs
About the DSEE function
Making phone calls
Receiving a call
Making a call
Functions for a phone call
Making a video call on your computer
Disconnecting Bluetooth connection (after use)
Using the voice assist function
Using Google Assistant (with button)
Using Amazon Alexa
Using Google Assistant (with voice activation)
Using the voice assist function (Siri)
Using the apps
4

What you can do with the “Sony | Headphones Connect” app
Installing the “Sony | Headphones Connect” app
Accessing support information from the “Sony | Headphones Connect” app
How to keep the software up-to-date (for comfortable use of the headset)
Important information
Precautions
To prevent burning or malfunction due to getting wet
Licenses
Trademarks
Customer support websites
Troubleshooting
What can I do to solve a problem?
Power/Charging
Unable to turn on the headset.
Charging cannot be done.
Charging time is too long.
The available operating time is short (the duration of the battery is short).
Sound
No sound
Low sound level
Low sound quality, or noise or unusual sound can be heard.
Sound skips frequently.
The effect of noise canceling is not sufficient.
Bluetooth connection
Pairing cannot be done.
Unable to make a Bluetooth connection.
The headset cannot be operated.
Cannot hear the other person or the call volume is low during calls/The other person cannot hear you or their call volume is low
during calls.
5

Resetting or initializing the headset

Resetting the headset

Initializing the headset to restore factory settings

Specifications

Help Guide

Wireless Noise Canceling Stereo Headset

WH-CH720N

What you can do with the Bluetooth function

The headset uses Bluetooth wireless technology, allowing you to do the following.

Listening to music

You can enjoy music wirelessly from a smartphone or music player, etc.

Talking on the phone

You can make and receive calls hands-free, while leaving your smartphone or mobile phone in your bag or pocket.

Help Guide

Wireless Noise Canceling Stereo Headset

WH-CH720N

About the voice guidance

In the factory settings, you will hear the English voice guidance in the following situations via the headset.

You can change the language of the voice guidance and turn on/off the voice guidance using “Sony | Headphones

Connect” app. For more details, refer to the “Sony | Headphones Connect” app help guide.

https://rd1.sony.net/help/mdr/hpc/h_zz/

When entering pairing mode: “Pairing”

When informing the remaining battery charge: “Battery about XX %” (The “XX” value indicates the approximate

remaining charge. Use it as a rough estimate.) / “Battery fully charged”

When the remaining battery charge is low: “Low battery”

When automatically turning off due to low battery: “Battery is empty”

When Google™ Assistant is not available on the smartphone connected to the headset even if you operate the

headset: “Google Assistant is not connected”

When Amazon Alexa is not available on the smartphone connected to the headset even if you operate the headset:

“Either your mobile device isn’t connected; or you need to open the Alexa App and try again”

Note

It takes about 10 minutes when you change the language of the voice guidance.

If the voice guidance is not heard after changing the voice guidance language or updating the software, turn the headset off and

on again.

Help Guide

Wireless Noise Canceling Stereo Headset

WH-CH720N

Checking the package contents

After opening the package, check that all of the items in the list are included. If any items are missing, contact your

dealer.

Numbers in ( ) indicate the item amount.

Wireless Noise Canceling Stereo Headset

USB Type-C® cable (USB-A to USB-C®) (approx. 20 cm (7.88 in.)) (1)

Headphone cable (approx. 1.2 m (47.25 in.)) (1)

Help Guide

Wireless Noise Canceling Stereo Headset

WH-CH720N

Location and function of parts

Headband1.

(left) mark2.

Tactile dot

There is a tactile dot on the left unit.

Noise canceling function microphones (left, right)

Pick up the sound of the noise when the noise canceling function is in use.

Built-in antenna

A Bluetooth antenna is built into the headset.

Left unit6.

Sliders (left, right)

Slide to adjust the length of the headband.

(right) mark8.

Right unit9.

Power/ (Bluetooth) indicator (blue/orange)

Lights up in blue or orange to indicate the power or communication status of the headset.

10.

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