Chinabuye Feinier FE-136

Features:
* Stretchable stereo headphone
* High definition audio system, music is more pure
* Lightweight frame for listening comfort
* With microphone, very convenient
* Durable use

Specifications:
* Headphone:
** Frequency response: 20-20,000Hz
** Sensitivity: 106dB
** Impedance: 32Ohm
** Cable length: 200cm
** Jack: 3.5mm
* Microphone:
** Frequency response: 75-16,000Hz
** Directivity: Omnidirectional
** Sensitivity: -52dB+2dB
** Impedance: <=2.2K Ohm
* Color: As shown in the pictures

Package includes:
1* Headphone

http://www.chinabuye.com/feinier-fe-136-wired-stretchable-super-bass-hi-fi-stereo-headphone-with-microphone