Product description :
1.Key Features
-Appearance :Good smooth finish and solid construction.
-Protein Earpads :Earmuffs are quite comfortable even if you enjoy music many Hours.
-Sound quality:Clean bass and crisp percussion，industry-leading active noise cancelling system， No matter how noisy the environment is， you can enjoy music peaceful.Amazing sound.
-Listen to Music wire or wirelessly :Switchable between bluetooth and wire modes.
- Long battery last time :30 Hours Playtime Per Charge in Bluetooth Mode.
2.Specifications
Impedance: 32Ω
S/N: ?75dB
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
3.Package List :
* Mighty Rock E7 Active Noise Cancelling Wireless Bluetooth Headphone
*Micro USB Cable
*3.5mm Audio Cable
*User Guide