?Features：
Wired headphone， 3.5mm audio cable， can be connected to many devices like computer， notebook， tablet PC， mobile phone， MP3/MP4， iPod， etc.
With omnidirectional microphone and Volume Control.
Premier volume control with extra Mic-muted function.
Standard 40mm Hi-Fi driver， well-defined trebles.
Soft earmuffs and adjustable hinges for comfortable wearing. 
Excellent stereo headset with super bass sound quality， great for enjoying music and talking via internet.

Specifications：
Brand & Model: VYKON MQ55 
Color: Black/Red/Blue
Microphone: Yes
Microphone Frequency: 75-16000 Hz
Directivity: Omni-directional
Sensitivity: -58dB±2dB
Frequency Response: 30Hz to 16000Hz
Speaker Diameter: 40 mm
Frequency Response: 20-20000Hz
Sensitivity: 102dB±3dB
Impedance:  32ohm
Connector: 3.5 mm audio jack
Cable Length: 1.3m / 51.1in
Item Weight: 193g / 6.7oz
Package Weight: 431g / 15.1oz
Package Size: 20 * 9.5 * 22.6 / 7.8 * 3.7 * 8.8in

Package List:
1 * Stereo Headphone with Microphone
1 * 3.5mm Jack Cable