Specifications:

Colour: Black (As given Picture)

Style: Ear Hook
Communication: Wireless
Connectors: USB
Use: Mobile Phone
Function: Bluetooth, Microphone, Noise Cancelling, 
Bluetooth Version: V4.1 EDR
Material: ABS
Certificate: CE, FCC
Frequency Range: 20~20KHZ
Transmission Distance: 8M
Standby Time: 110 Hours
Working Time: 4 Hours
Charging Time: 2 Hours
Weight: 7g