The AOMAIS Sport II delivers 20W powerful sound with Bluetooth 4.0 connectivity and aux-in support for a wide range of devices. Its IPX7 waterproof, durable design includes a swim ring so it floats in pools, and a tripod mount for bikes. With a built-in noise-canceling mic, it allows hands-free calls even in wet conditions. The 1800mAh battery offers over 8 hours of playtime on a 3-hour charge, and with a 33ft range, it's perfect for outdoor adventures. Compact at 8.2×2×3.2 inches, it includes all essential accessories for on-the-go use.