Speaker diameter: 40mm<br />Impedance: 16 ohms<br />Sensitivity: 104+/-2dB, S.P.L. at 1kHz<br />Frequency response: 20Hz-20,000Hz<br />Cord length:1.5m<br />Plugs type: 3.5mm stereo Cable:Retachable flat cable<br />Product features:IPHONE4/4s/5，SAMSUNG，HTC，IPAD<br /><img src="//agdetail.image-gmkt.com/m430/721/584/560584721/img/agdetail.image-gmkt.com/721/584/560584721/img/img6.eachbuyer.com/x9/p100/eb6213_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/721/584/560584721/img/agdetail.image-gmkt.com/721/584/560584721/img/img6.eachbuyer.com/x9/p100/eb6214_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/721/584/560584721/img/agdetail.image-gmkt.com/721/584/560584721/img/img6.eachbuyer.com/x9/p100/eb6215_2.jpg" />