Sportsman Series Water Resistant Wireless Speaker Includes 20 in. USB cable Plays for up to 8 hours on a full charge, recharge the Li-ion battery via 2.0 USB port Wireless Bluetooth technology pairs with most smartphones, tablets and laptop devices up to 33 feet away Silicone cover provides shock absorbing and water resistant protection, special enclosure protects USB and audio imports, hook included for hanging Track and volume control, 18 in. , 3.5 mm aux-in cable included