MI0181L Features Standard 3.5 mm audio plug jack Allows you to enjoy your favorite music， video， football games anywhere anytime Superb stereo sound effect Compatible with all digital devices containing a 3.5 mm audio jack A must-have for for those who love music General Specs Type In-ear earphones Connector 3.5 mm audio jack Compatibility Android and iOS devices and other digital devices with 3.5 mm jack Speaker Speaker Φ14mm Sensitivity 98dB Impedance  32Ω Frequency Response 20-20KHz Max.Rated Power 3mW Cable Length 1.25m Plug Type Φ3.5mm Stereo Microphone Microphone Unit Φ4.0 x 1.5 mm Sensitivity Minus 42dB Impedance  2.2KΩ Frequency Response 20-20KHz Package Details Weight: 88.81 g Size: 16*10.5*5 cm