If you are passionate about computers and electronics, you like to be up-to-date in technology and not miss a thing, buy Sony WHCH510 Bluetooth Headphones at the best price. Design: Headband Headphones. Type: Wireless. Connectivity: Bluetooth 5.0. Range: 10 m. Frequency: 2.4 GHz. Frequency response: 20-20000 Hz. Connection: USB-C x 1. Features: Rechargeable lithium battery, Modern and ergonomic design. Charging time approx .: 4.5 hours. Autonomy approx .: 35 hours.