2012 new headphone with mic 1. CE / ROHS 2. OEM & ODM welcome 3. Small quantity accepted 4. High quality with YEAR warranty 2012 new headphone with mic Frequency: 20-20000Hz Sensitivity: 105dB Impedance: 32/ohm Cord Length: 2-3M Maximum Power Input: 80mW Jack(mm): 3.5stereo Loudhailer: 32mm1. Noise free headset;2. Spacious, clear sound with deep and enhanced bass;3. Closed back design offers ...