MI0124B Features 3.5 mm plug in-ear metal earphones with stereo sound effect Freely talk with your friends with the equipped microphone Attaches with a 1.2 m cable Compatible with iPhone， PC and other 3.5 mm jack digital devices General Specs Brand & Model OVLENG Ip620   Type In-ear earphones Microphone Yes  Sensitivity 106-110dB Rated Power 3mw Speaker Size 10 mm Impedance 16ohms Frequency Response 20-20000Hz Plug Standard 3.5 mm Cable Length 1.2 m Compatibility Samsung， HTC， Sony， iPhone， MP3 player，etc. Package Details Weight: 90.95 g Size: 14.00*11.8*4.2 cm Package Includes * OVLENG iP620 3.5 mm In-ear Metal Stereo Earphones with Microphone & 1.2 m Cable