High performance matal earphone

1.Fashion headphones case. wearing comfortable.

2.Headphone nominal impedance: 32Ohm3.Jack plug: 3.5mm stereo gold

4. PVC cable1.35M5.Transducer principle ( headphone): Dynamic6.Frequency response ( Headphone): 20 to 20000Hz  10mw7.Sound pressure level (SPL): 104dB±3dB ( 1kHz/1Vrms)  Total harmonic distortion(THD): < 0.1%

8.Cord length: 1.35m symmetrica  white and black,red

9. FOR: iphone,ipad,ipod,mp3,computer,CD player.