These headphones boast an IPX4 waterproof rating, which means theyre resistant to sustained moisture. Up to 14 hours play time. With Rapid charge, you get another 2 hours of talk time with just 5 minutes of charging. Vibration Mode. Neckband vibrates when a call comes in, ensuring you wont miss a call, even if youre deep into your music or have the earbuds around your neck. Advanced Bluetooth 5.0 for faster pairing and more reliable wireless connection, Built-in mic with echo cancellation for clear audio.