Features: * It is specially design for Audio-Technic IM04 IM03 IM02 IM01 IM50 IM70, the cable connector is 2 pin 0.75mm diameter, excellent fit. * It can improve more sound quality ,add more bass, high frequency low frequency smooth, good texture, hierarchy, acoustic ascend obviously, close vocals, density of the defects. * It is also very good to make up for the high frequency, not too bright, be just perfect, bring you more music and inner emotional fluctuations. * With the stylish design and high-end sound quality ,this earphones cable are designed for the latest generations of electronic devices. * The remote control function works with almost all smartphones, tablets, mp3 players, and related devices.