RALLYBAR XL offers extraordinary sound and unique LEDs for golf carts UTVs boats and more. Use by itself or connect to other RALLYBAR family products with built-in broadcast mode. Unique Dynamic LED lights syncs to music. 300Wrms Class-D Amplifier. IP66 Rated water and dust resistant. Party Mode - simultaneous connection up to two Bluetooth devices. JBL Pro Sound. Support Bluetooth USB Disk and 3.5mm Auxiliary input. 3.5mm Auxiliary output connects external speakers. Dimensions: 35.34"L x 5"W x 4.625"H. Includes mounting tools and hardware.