Description

    Bluetooth version - v4.1
    Built-in Microphone
    SD card slot
    FM Radio
    Distance : 10m
    Battery Volume : 200mAh
    Charging voltage : DC5V
    Loudspeaker size : 40mm
    Speaker impedance : 32Ohm
    Working time for music 3-5h
    Working time for call 6-8h
    Bluetooth version : 4.1
    Power rating : 100mw
    Working voltage : DC3.7V
    Frequency response : 20-20kHz
    Color: Black + Red, Black + Yellow, Black  + Blue

Specification
Accesory type     Bluetooth headphones
Battery life     8 hours talking time
Color     Different colors
Compatibility     Universal
Design     Over-Ear
Microphone     Yes