Bluetooth headset TWS wireless earplug Bluetooth earplug

Function: call function
Channel: 2
Bluetooth version: 5.0
Usage: earplug
Transmission radius: 10M
Single or double ears: double stereo
Standby time: 30 days
Transmission radius: 10M
Connection mode between left and right cavities of headset: wireless connection
Dust proof performance: ip5x
Headset and playback device connection mode: Bluetooth connection