Battery
No Answers 3 Score |
Hinge or swivel is broken |
No Answers 0 Score |
Slide Headband Not Working |
1 Answer 1 Score |
My headphones got wet |
No Answers 0 Score |
One of the Headphones is only on by a wire, how do I fix |
Tools
These are some common tools used to work on this device. You might not need every tool for every procedure.
Troubleshooting
If you have issues with your Sony WH-CH720N and need additional help, here is the Troubleshooting page
Background
The Sony WH-CH720N is a wireless noise-cancelling headphone released by Sony on February 21st, 2023 in black and white colorways. Designed with comfortability and weight in mind, the WH-CH720 is Sony's lightest wireless noise-canceling headphone ever produced, boasting a comfortable and lightweight design.
Sony included additional features such as adjustable ambient sound and adaptive sound mode to better suit the needs of the user in any environment. Along with versatile noise canceling personalization, Sony's Multipoint Connection technology is used, allowing the consumer to quickly swap between devices.
Identification
The Sony WH-CH720N has a very lightweight and small form factor, easily identifiable by the "Sony" branding on the right side of the headband. You will find the volume control and active noise-canceling buttons on the backside of the right ear. The AUX and charging ports as well as the power on/off button are located on the backside of the left ear. The model number is located on the inside of the headband on the right side. The device also is exclusively sold in black or white colorways.
Technical Specifications
General Features
Weight: 6.8 oz
Volume Control: Yes
Input(s): Stereo Mini Jack
Cord Length: 3.93 ft.
Ambient Sound Mode: Yes
Plug: Gold-plated L-shaped stereo mini plug
Passive Operation: Yes
DSEE: Yes
Cord Type: Single-Sided (Detachable)
Driver Unit: Dynamic, 1.18"
Wearing Style: Over-Ear
Battery
Charge Time: 3.5 hrs
Charging Method: USB
Battery Life: 35 hrs (NC On) 50hrs (NC off)
Bluetooth Specifications
Frequency Range: 2.4 GHz Band
Effective Range: Approx. 30 ft
Bluetooth Version: Bluetooth Specification Version 5.2