Sony WH-CH520, Bluetooth 5.2 on-ear headphones

In addition to the Sony WH-CH720N, the Japanese manufacturer is launching a new affordable wireless headset, one of the highlights of which is its comfortable 50-hour battery life.

Wireless headphones in supra-aural format, the Sony WH-CH520 is perfect for long trips or for intensive users thanks to its exceptional autonomy of around fifty hours.

Sony WH-CH520, DSEE on the program

The Sony Headphones Connect application allows, among other things, to adapt the sound parameters to each type of music via the equalizer. On the sound side, the headphones use Digital Sound Enhancement Engine (DSEE) technology, a system that uses artificial intelligence to adapt the audio frequency and signal rate in real time for consistently optimized sound quality, allowing audio CD rendering ( 44.1kHz/16bit).

Concerning the rest of the specifications of the Sony WH-CH520, there are transducers with a diaphragm of 30 millimeters. The management of the various voice assistants on the market (Alexa and Google Assistant) is of course included.

Sony WH-CH520, multipoint connection

The multipoint connection allows you to connect two devices at the same time via Bluetooth 5.2. Comfort is provided by an adjustable headband with padded foam, soft ear cushions and light weight. Finally, note the use of recycled plastic materials in the design of the helmet.

Immediate availability in black, blue, white or beige. Indicative price: 70 euros.

Reminder of the key features of the Sony WH-CH520:

• Type: closed dynamic circum-aural headphones

• Speakers: 30 mm diameter transducers

• Frequency response : 20 Hz-20 kHz

• Connectivity: Bluetooth 5.2

• Supported Bluetooth profiles: A2DP/AVRCP/HFP/HSP

• Codecs: SBC/AAC

• Function: DSEE

• Voice assistants Google Assistant, Amazon Alexa

• Autonomy: 50 hours

• Charging time: 3 hours

• Other: Sony Headphones Connect app

• Weight: 147 g