EP0010W Features Superb sound quality Comfortable and convenient to use General Specs Sound Excellent stereo sound Earphone Type In-ear SNR 113DB Speaker Impedance  32 ohms Frequency Response 20--20KHZ Output Interface 3.5mm Cable Length 1.15m Power Consumption 10MW Package Details Weight: 16.05 g Size: 21*7*0.5 cm Package Includes * Stereo Sound Earphone * Manual