Headset A4Tech B20 TWS white b20 grayish white

Design: Liners
Product color: White
Description: Design: in-ear, device type: TWS wireless headphones, acoustic design type: closed, operating time: 5 h
Working hours: 5 h
Device type: Wireless tws earphones
IP protection class: IPX4
Type of acoustic design: Closed
Wireless connection type: Bluetooth