Waterproof Sport in Ear Stereo Headphones for iPod iPhone Galaxy S6 mp3 Player (Black) Best for listening to music underwater! Compatible with all 3.5 mm interfaces such as MP3, MP4, iPhones, iPods, and all smart phones. Waterproof Construction. Suitable for swimming & water sports, or in the shower! Approximately 32 inch cable length. 3-layer earplug design for an ultimate waterproof experience. Multiple Clips for cord management.