M48 Bluetooth earphones with ultra long battery life, high battery capacity, in ear digital display screen, rechargeable earphones 5.3

Transmission range: 15 meters

Function: Waterproof, noise reduction, breathing light, ultra long battery life, call function, voice control, music support, digital display screen

Bluetooth protocol: 5.3

Usage: Earplug type

Whether single or dual ear: bilateral stereo