Cowin E7MAX motion to wear type to fall actively continuously earphone of bluetooth

Specifications 
Impedance: 16Ω
S/N: ≥85dB
Frequency: 20Hz-20kHz
Power supply: Lithium battery or Micro USB cable Audio source: iPhone, iPad, Samgsung, Blackberry, Nexus, Smartphone, Computer, PC, Notebook, MP4, MP3, etc
Function spec: Bluetooth, Microphone, AUX, Active Noise Cancelling

What's in the box 
Cowin E7 MAX Active Noise Cancelling Bluetooth Headphone
Headphone Case
Micro USB Cable
3.5mm Audio Cable
User Guide