The ha s50bt bluetooth headphones are ready for streaming audio wirelessly from a compatible device within a 10m range you can customise the sound to your taste with the built in 3 pre set equaliser and enjoy a variety of music the ha s50bt offers up to 17 hours of listening on the go and are rechargeable via usb for your comfort and long period of usage these light weight on ear headphones feature synthetic leather ear pads and a soft cushioned headband you can play stop or skip tra