UiiSii Headphones U4 Noise Isolating Earphones, In-line Mic and Slide Volume Control, Compatible Switch for iPhone, iPad, iPod, Samsung, MP3, HTC, Nokia etc (Green) In-ear sound isolating design to hear your music without interruption. Earphones are made of premium quality galvanized zinc alloy, these headphones are so robust they'll never fall apart Strong Stereo, Bass Driven Sound. U4 Headphones provides Powerful bass enhanced sound with superb musical detail Ergonomic earpiece design and secure in-the-ear fit with memory wire never falls out 1.2 Meter Tangle Free Flat Perfume Cable , Gold Plated 3.5mm Jack Earphones with 3 button control, the Compatible Switch for iPhone, iPod, iPad, MP3 Players, Samsung Galaxy, Nokia, HTC, Nexus, BlackBerry, DVD and CD playersetc. 30 days Money Back Guarantee