EP0381B Features In-ear design earphones with a flat cable Clear sound quality Allows you to freely listen to music at anytime Compatible with iPhone 5， iPod Touch 5， iPod Nano 7， iPhone 4/4S， iPad 4， HTC and Samsung phones General Specs Brand & Model SMZ610   Microphone N/A Type In-ear earphones Driver Unit 15 mm Frequency Response 12-22000Hz Sensitivity 118dB±3dB Impedance 32ohms Plug Standard 3.5 mm  Cable Length 1.2 m Compatibility The digital devices containing a 3.5 mm audio port Package Details Weight: 14.98 g Size: 10*6*1 cm Package Includes * SMZ610 3.5mm Plug In-ear Earphones for iPhone 5， iPod Nano 5/7， iPhone 4/4S， iPad 4