Trade in tangled earphones for the B1 Bluetooth Wireless Headphones With Charging Case Choose to get headphones with or without an LED display to show your battery percentage Hooks comfortably over your ear to provide great sound With a high-power 600mAH rechargeable lithium ion battery case Waterproof to a level of IPX5 - ideal for use in all weathers and at the gym Provides up to 9 hours of listening time Each earphone has volume and track controls as well as voice operation  Gives you a dynamic range with sound insulation for powerful playback Has a sleek black and lightweight ABS design  Comes with a charging cable to keep your case topped up on the go See Full Details for product specifications Buying Options: 23.99 pounds instead of 66.99 pounds for the Headphones Without LED Display - save 64%  29.99 pounds instead of 76.99 pounds for the Headphones With LED Display - save 61%