The Pyle PWBH18 Water Resistant Headphones feature built-in Bluetooth technology. Comfortable over-the-ear style ensure reliable audio performance that stays in place during the most demanding exercise routines. Enjoy crystal clear, high-fidelity wireless music streaming and hands-free call-answering capability thanks to the built-in microphone. It works with all of your favorite Bluetooth-enabled devices (like iPhone, Android, Smartphone, iPad, Tablet, PC, etc.). Use it indoors or out and take your workout to the next level. Never miss a call while you're in the gym or out for a run. The Pyle PWBH18 Bluetooth Headphones offer impressive audio performance in an attractive, sporty and durable design.