Bluedio HT Wireless Bluetooth 4.1 Stereo Headphones Earphone built-in Mic handsfree for calls and music Headset Original Box

Specification:

 
General     
Brand     Bluedio
Model     H
Color     Black
Wearing type     Headband
Function     Noise Cancelling, Microphone, Voice control, Answering phone, Song switching, Bluetooth, Multi connection function
Specification   
Connectivity     Wireless
Connecting interface     USB
Application     Mobile Phone
Plug interface     Full-sized
Driver unit     57mm
Frequency response     20~20KHz
Impedance     16ohms
Sensitivity     110 dB
Power supply     USB port DC 5V
Working time     Talk time: 45 hours; Music playing time: 40 hours
Standby time     Up to 1625 hours
Charging time     About 2 hours
Extended Function   
Bluetooth     Yes
Bluetooth version     V4.1
Bluetooth distance     W/O obstacles 10m
Bluetooth band     2.4GHz-2.48GHz
Bluetooth protocol     A2DP, AVRCP, HSP, HFP
Dimension and Weight     
Product weight     0.200 kg