1.Built-in premium shockproof membrane and strong bass units, have a better sensitivity and noise reduction than traditional headphones. 2.With an integrated microphone and call remote, the earphone was built in an in-line controller and a high-quality microphone. 3.Ergonomic and ultra-lightweight in-ear design, which ensures ease of use in-ear and less possibility to drop out. 4.The wired earbuds are made from TPE, angle-free audio cord helps you get rid of messy tangle effectively, 3.5mm headphone jack for perfect signal transfer. 5.Compatibility for iPhone, Android Smartphone and Tablet, Windows Smartphone and Tablet, MP3/MP4 Player, PC Computer, Notebook.