Sony WI-SP600N wireless sports headphones with noise cancelling and IPX4 splash proof, 6 hours battery life, EXTRA BASS sound. Get in a few trips to the gym without having to power up, thanks to up to 8 hours of playback from a single charge. With hands-free calling, you can leave your phone where it is and take calls with the touch of a button thanks to a built-in microphone. Neckband cord. Foldable. In-line controls. In-line volume control. 13.5mm driver. 10m range. Compatible with universal smartphones. Batteries required 1 x rechargeable battery (included) . Rechargeable battery. 6 hour battery life. 1.5 minute charging time. In the box: arc supporter(m/l)|hybrid earbuds long(ss/s/m/l)|micro USB cable. Model number: WISP500P. CE7.