1、Professional Manufacturing, Compatibility: Suitable for IE 8 IE 80 IE 8i earphones. The 5mm plug can be used with most mobile phones, tablets, laptops and other audio equipment. 2、OFC High Quality Wire: The wire adopts OFC, 25 core high quality wire, which can effectively improve the sound quality with moderate hardness. High resolution sound, the sound is more transparent and natural. 3、Microphone and Wire Control Function: The OFC core has good conductivity and corrosion resistance. Improving resolution and separation of the headset, and eliminating the dark bass sound of the headset. Reducing noise . 4、The cord is 130cm / 52in long, flexible to use, built in microphone and line control function, the line control function can adjust the sound, switch music, hang up the phone, etc. 5、Made of High Quality PVC Material: Unique appearance, the wire surface is made of soft and smooth high quality PVC material, which is soft and comfortable, and durable in tension. 6、Three Frequency Equalization: This cable has a good overall improvement effect on the sound field, three frequency balance, and a good overall sense of space. Suitable for IE8 E8i E80 headphones.