Meet the Ion Tailgater Active: a heavy-duty sound system that lets you stream music wirelessly from any Bluetooth music player up to 100 feet away. This 50-watt speaker system provides you with a better sound experience. It also has a battery that lasts up to 50 hours on a full charge.
The Tailgater Active has a built-in digital radio with 6 preset buttons. You also get 2 AC power outlets to charge your smartphones and lights. There is also a 1/8-inch input for non-Bluetooth audio sources. This speaker system is available for under $180.