stereo headset Popular stereo headset, headphone, earphone Retractable earphone with competitive price and high quality ... to 20kHz Speaker size: 10mm x 6u x 16 Ohms (±10%) Sensitivity: 95 ±3dB Maximum input power: 10mWPlug: 3.5mmCable length ... MP3, Microsoft Zune, SanDisk MP3, iRiver MP3, etc. Popular stereo headset