Features: The noise isolating earphones suit ear canal naturally,comfortable to wear and not easy to fall. Support Voice Call + Line Control, fine quality in-line microphone and control buttons allow the operation of music and call. Built-in microphone,quad driver technology provides superior clear sound with powerful bass, brings you shocking listening experience. 360 omnidirectional noise reductiontechnology to make calls more high definition, clear sound. More flexible durable-cord，the 3.5mm jack on the end for reliable connectivity. Compatible with most 3.5mm audio devices such as tablets, computers, mobile phones, MP3 and game machines.