ISOUND &ndash; EM 60 Earbuds with Big Bass Stereo Sound, Tangle Free Flat Cable, and Inline Microphone &ndash; Red/Black Durable, smooth, flat, tangle-free cable, and comes complete with three sets of silicone ear tips, small, medium, and large for perfect fit in most ears. Comfortable, in-ear design isolates outside noise for a crisp, clear stereo sound stage, plus tuned drivers to deliver powerful bass tones. Built-in, inline noise limiting microphone for crystal clear phone calls without echo. Inline slider volume control and microphone mute. Inline music control for track change and play/pause. Connectivity technology : Wired