Sony WF-XB700 Truly Wireless Bluetooth Headphones, with Extra Bass, up to 18h battery life, splash and sweat resistance, Built-in Mic and Voice Assistant - Blue by Amazon.co.uk

• Up to 9h of battery life per single charge + additional full charge from the case, for up to 18h of unconfined playback on the WF-XB700 wireless earphones

• Big on streaming? Our latest Bluetooth headphones chip transmits sound to the left and right wireless earbuds simultaneously providing a seamlessly stable and reliable connection to overcome vocal delays

• Headphones ready for every eventuality, with an IPX4 water resistance rating splashes and sweat won't stop these true wireless sports headphones

• These truely wireless earphones feature an Ergonomic Tri-hold structure for a secure and comfortable fit

• Easy-to-operate buttons let you control playback, access your smartphone's Voice Assistant and make hands-free calls on your Sony headphones