Let's Feel Rock'N Roll With

Rock'N Roll MP3 Headset

Comes In Original & Brand New !!!!!

Product Specifications :

Magnet : Nd-Fe-B

Voice Coil Lmp : 32? +/- 15%

Input Power : 20 m/W

Max. Power : 30 m/W

Resonance Frequency : 199 Hz +/- 30%

Output S.P.L. : 99 dB +/- 3%

Frequency Response : 0 Hz ~ 20 KHz

Heat Test : 70 +/- 2C 50% R.H, 48 hours

Humidity Test : 40 +/- 2C 96% R.H. 48 hours

Cold Test : -25C After stayed by 2 hours

Connector type : 3.5 mm plug