Take your audio experience to the next level with the BOSS Audio Systems MC900B - a compact, high-performance 4-channel Bluetooth amplifier engineered for motorcycles, ATVs, and powersports vehicles. With weatherproof construction and powerful output, this amp delivers clean, dynamic sound while withstanding the elements. Wireless Bluetooth streaming and easy installation make the MC900B a must-have upgrade for any rider looking to amplify their soundtrack on the go.