Headset DENN TWS004, Bluetooth, in-ear, white

Design: Liners
Description: Design: in-ear, device type: wireless headphones, acoustic design type: closed
Sensitivity: 93 dB
Device type: Wireless headphones
Mount type: Ear mount
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Bluetooth version: 5.0
Type of acoustic design: Closed
Wireless connection type: Bluetooth