BlitzWolf® BW-F2 IP65 Waterproof Outdoor Hand-free 2000mAh Wireless Bluetooth Speaker. Keep playing for longer with the internal 2000mAh lithium battery. Enjoy up to 8 hours of playing time at 70% volume. Wirelessly pairs to Bluetooth BT4.0 devices or can be wired to any audio device with an Aux 3.5mm headphone connection. Crisp, crystal-clear sound and robust bass flow from the BW-F2 through 50mm 5W speakers and a passive subwoofer. Packing noise reduction and a watertight seal the handsfree function seamlessly connects to your phone and offers crystal clear communication. The BW-F2 is not afraid of getting wet, dropped or left in the elements. Its sealed structure gives it an IP65 waterproof rating and can easily handle an active outdoors lifestyle. So buy this BlitzWolf® BW-F2 IP65 Waterproof Outdoor Hand-free 2000mAh Wireless Bluetooth Speaker Now $16.29.