Disnix BTH018BK Waterproof Bluetooth Headphone, IPX6 Water-Resistant for Sports, Supports Stereo Wireless Music and Hands-free Calling (Black) IPX6 Waterproof Universal Bluetooth headset allows you to stream wireless audio from your Bluetooth Smartphones , Tablet , MP3 Player , Laptop and more Ergonomic sports fit design provides you with comfort and durability no matter how active you are Back-hang style Built in Hands-FREE calling and Microphone lets you use the BTH018BK as a Bluetooth mono headset Up to 8 Hours music playing time Bluetooth V2.1 +EDR Sweat Proof, Great for use at the gym, outdoor activities, workout, exercise and even in the rain. DO NOT SUBMERGE IN WATER