Cycle Sounds Rock Box All-In-One Audio Source 4405-0165C Industries smallest all-in-one audio source allowing you to listen to your favorite FM radio stations and mp3/mp4s, tell time and check temperature with ease Features 6 radio station presets, home and away functions, USB port, easy to access volume controls and function buttongs and an auxiliary input to connect a seperate music device Powered USB port allows for mp3 playback via a thumb drive and also doubles as a charging system for most any USB device Low-profile unit provides hassle-free mounting and storage Eliminates the need for an external mp3 player, radio head unit or satellite radio