OVLENG BT-801 Wireless Headphone Bluetooth Earphone with Mic & Speaker for Smart Devices Support Micro SD/TF Card Adjustable


Bluetooth version – v4.1
Built-in Microphone
Speaker & headphone mode switch button
Distance : 10m
Battery Volume : 400mAh
Charging voltage : DC5V
Loudspeaker size : 40mm
Speaker impedance : 32Ohm
Working time for music Headphones 3-5h
Working time for music Speaker – 2h
Working time for call 6-8h
Bluetooth version : 4.1
Power rating : 100mw
Working voltage : DC3.7V
Frequency response : 20-20kHz

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