FM Radio/AUX Modes - Built in FM Radio Electric Auto-scan Tuning - Up/Down Auto-scan Tuning System - FM Coverage : 87.5-108.0MHZ -.Easy Mounting Brackets.Dot Matrix LCD FM Frequency - Volume Digital Control - Mute Function.Remote Control Unit - Mini Amplifier Suitable for 12 Volts Motorcycles/Scooters/Boat/snowmobile/ATV/Waverunner.S/N: >50dB - 3'' Dual weatherproof Speakers This weatherproof speaker system is what you need to listen to high-quality auto on your motorcycle, ATV, or snowmobile! It comes with two 3" 50-watt weatherproof speakers, amplifier, and a dot matrix LCD display showing FM frequency and clock. Listen to FM stations or plug your MP3 player or iPod into the included 3.5mm jack to listen to your favorite music on this stylish system. Or, plug a USB drive or SD card in to listen to your digital music files directly. Take total control of your sound with the included volume, treble, and bass digital controls. A remote control unit allows for easy operation. Easy mounting brackets and accessories are included to make installation a quick process. Now you can listen to music on the go, anywhere – thanks to Pyle's Cycle Series speakers and amplifiers.