Overview:
Ergonomic design: half in ear design for comfort.
IPX4 waterproof and sweat proof.
Automatic connection, automatic boot pairing. 

Specification:
Loss range: 15 meters
Function: Battery display, call function, support music
Bluetooth protocol: 5.1
Channel: Stereo
How to use: Earplug type
Single or dual ear: Bilateral stereo
Color: Black, white, rose gold

Package Content:
1 x Headphone