MEE audio X7 Stereo Bluetooth Wireless Sports In-Ear HD Headphones with Memory Wire and Headset, Black/Gray High-quality wireless in-ear headset designed for active lifestyles Over-the-ear fit with memory wire is secure for any activity Bluetooth 4.1 technology with Multipoint and support for apt and AAC HD audio IPX4 sweat-resistant design Built-in microphone and controls for phone calls, volume, and music playback; includes 1-year manufacturers warranty