Sony MDR-AS600BT Sweat & Water Resistant Bluetooth® Sports Earphones with 8.5 hrs battery life. Keep listening whatever the weather with the MDR-AS600BT in-ear Bluetooth headphones. Arc supports, coupled with the band, keep them securely in place so that you can listen slip-free for hours on the go, whether you’re running, cycling or rowing. Connect wirelessly to selected smartphones with One-touch listening via NFC. The Sony MDR-AS600BT allow you to connect wirelessly to selected smartphones with One-touch listening via NFC. If your phone doesn't feature NFC you can connect via Bluetooth.A simple one-button control allows users to operate all basic controls including play, pause, select a track, adjust volume or even make/receive phone calls, all via the same multi-function button. The internal lithium-ion battery delivers up to 8.5 hours of continuous music playback4 and is easy to charge thanks to the supplied USB cable. And buy this Sony MDR-AS600BT Sweat & Water Resistant Bluetooth® Sports Earphones with 8.5 hrs battery life Now £60.00.