uxcell 3.5mm Connector Stereo Bass Ear Hook Headphone Earphone Black for PC MP4 Product Name : Earphones;Type : Ear Hook;Model : For MP3, MP4, Various Audio Devices Material : Plastic, Electronic Components;Connector Type : 3.5mm Stereo;Driver Unit : 30mm Impedance : 32 Ohm;Frequency Response : 17-21000Hz;Sound Pressure Level : 115dB (1kHz/1V rms) Cable Type : Y Type;Color : Black;Cable Length : 1.2M / 4Ft Weight : 63g;Package Content : 1 x Earphones