IP2261P Features Super bass stereo sound quality Comfortable to wear Suitable for iPhone， iPad， iPad， Nokia， Samsung， HTC phones General Specs Sound Excellent super bass stereo sound Earphone Type Wired in-ear headphone Impedance  32 ohms Sensitivity 116db Frequency Response 18-20000Hz Connector 3.5 mm audio jack Cable Length 1.0 m Earphone Driver Diameter 16 mm Compatibility iPhone， iPad， iPad， Nokia， Samsung， HTC phones Package Details Weight: 46.01 g Size: 15.5*4.5*3.00 cm Package Includes * Earphone