The 160 watt MS30 stereo is perfect for someone looking for a space saving, high performance system built to be able to withstand the rigors of a rough environment. The MS30 features a USB input for MP3 music on a UBS thumb drive and for charging any USB device. In addition, this stereo has an auxiliary input and a line out audio (RCA) for maximum flexibility and expansion. The MS30 features a large, daylight readable LCD display along with blue backlit controls to offer a user-friendly interface. The MS30 also features electronic bass, treble, balance and fader controls and a full four-channel output. Plus, this system has a zero current memory draw which means a vehicle can sit for weeks without running down the battery. This economical stereo has been specifically designed with the unique specifications needed to ensure it has a long life. The MS30 features conformal-coated circuit boards along with being able to fit a 3-inch gauge hole. Plus this powerful little radio features UV resistant finishes and corrosion resistant materials to guarantee it withstands a rough environment.