Classic single side earphone for iPhone 4S
1)Material:ABS/TPE/PVC
2)Color:Optional
3)Speaker:13mm
4)Sensitivity:95+/-3dB at 1000Hz
5)Impedence:32 ohm / 300 ohm
6)Rated Power:1mW
7)Maximum Power:5mW
8)Frequency Range:20--20,000Hz
9)Length:50-180cm
10)Plug:3.5mm stereo Pin