High-Fidelity Sound - Enjoy crisp?? rich music with aptX lossless sound and Bluetooth 4.1 technologies. Superb sound technology for hi-fi music</br>Comfortable and Secure Fit - BlueFit stealth feature ergonomically designed flexible yet firm ear hooks with gel flex silicone earbuds</br>Water Proof - The Bluetooth earphones are rated IPX7 and made of high quality materials. It can't be corroded by your sweat when running.</br>Long Playtime - The 80mAh battery in this Bluetooth headphones wireless device provides up to 8 hrs talking /playing time & 200 hrs standby time. 2 hrs charging time</br>WORRY-FREE WARRANTY - 45 days money-back and 12-month warranty guarantee by BlueFit Direct.</br><br/>http://www.amazon.com/gp/product/B06XDPF3VP