Coby CVEM87 Stereo Earphones with Microphone for iPhone - Black Hands-free communication for cellular phones (3.5mm dual standard stereo jack required) In-line microphone with call and music controls (iPhone required) High-definition neodymium drivers optimized to produce pounding bass, warm mids, and ringing highs In-ear isolation earphones block background noise so you can concentrate on your music Interchangeable silicon ear plugs create a comfortable and secure fit