Description
Bluetooth headphones, Ovleng MX777, SD, FM, Different colors - 20317

    Bluetooth version - v4.1
    Buil-in Microphone
    SD Card slot
    FM Radio
    Distance - 10m
    Battery capacity - 300mAh
    Carging voltage - DC5V
    Loudspeaker size - 40mm
    Speeaker impedance - 32Ohm
    Working time for music - 4-6h
    Working time for call 8-10h
    Working voltage - DC3.7V
    Frequency response - 20-20kHz
    Color - White, Red, Black

Specification
Accesory type     Bluetooth headphones
Battery life     10 hours talking time
Color     Different colors
Compatibility     Universal
Design     Over-Ear
Microphone     Yes