Splashproof and secure with an over-ear fit Four sizes of silicone earbuds for a good seal and fit Music is clear with a frequency range of 5–24,000 Hz Choice of colors and carry pouch DRIVER UNIT 0.35", dome type (CCAW Voice Coil ) FREQUENCY RESPONSE 5 Hz–24,000 Hz CORD LENGTH Approx. 3. 9 ft, Litz cable, Y-type They won't fall off during a tough workout When you're working up a real sweat you need headphones that stay secure: clip the loop hangers to your ears and really get moving Get the perfect fit for your exercise Adjust the loop hangers for the best possible fit. You also get four sizes of soft silicone earbuds (SS, S, M, and L) for maximum comfort