IPX7 Waterproof Bluetooth Headphone With Mic has simple connectivity to any android & iOS devices with supreme quality boom sound. It is also provided with a loop at each earpiece to assure perfect fitting without hurting ear. With inbuilt CSR technology, this headphone has long connection range of around 30 feet. It also gives flexibility to change earbuds easily according your need. For clear calling with HD voice, IPX7 Waterproof Bluetooth Headphone With Mic is provided with advanced noise cancelling feature. It is completely suitable to be used while running, gyming, & jogging. This headphone has 180 mAh battery which charges quickly and provides long lasting functioning of around 10 to 12 hours.