1. high quality and competitive price
2. short term dilevery

Product Descriptions:
Hi-Fi Stereo Dual earphones;

Speaker Spec.:
Rated Impedance:32O
Rated Frequency Range:20Hz--20kHz
Rated Characteristic Sensitivity:119db(at1kHz)
Rated Power: 5mw
Max Output Power:10mw
Flux. Density:5000 GANSS
Magnet:f6.5*2.0*1.5H
Rated Harmonic Distortion:=0.2%