• Built-in rechargeable battery provides up to 50 hours of continuous use
• Dynamic, powerful speaker system with 50-hour rechargeable battery
• Bluetooth connectivity plus iOS/Android app for expanded control. Robust woofer and wide-dispersion tweeter deliver high-quality sound
• USB power bank to conveniently recharge your smartphone, tablet, and more
• AM/FM radio with bright, clear display, and 1/8" auxiliary input; microphone and auxiliary cable included
• NOTE: This product DOES NOT have wheels,Please refer the instructional videos under image section and user manual under the product description for user support.

From the manufacturer

Enjoy music in the great outdoors—without wires!

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Wireless Connectivity You can stream your favorite music from any type of Bluetooth- or NFC-enabled mobile device, up to 100 feet away.	Holler at the crowd Be your own announcer with the included microphone and cable, or enjoy some karaoke by the fire.	Built to be tough! Reinforced corners mean the Tailgater can take a few bumps on the way to the woods or coming off of a truck bed.

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Connect what you want You can plug in your CD player to the 1/8-inch auxiliary input to play your old music collection and relive the memories that come with it.	Built-in Radio You can also go old-school wireless with AM/FM radio. Dedicated buttons store six FM and six AM stations, and the rubber antenna gives great reception.	USB Powerbank This port is powerful enough to charge any type of phone, tablet, or portable music player you own, keeping your favorite devices alive while you have fun!