Ridgid R84083 X4 18V Cordless Jobsite Radio with ShockMount Technology (Bare Tool) The RIDGID Jobsite Radio is a task-specific radio designed to withstand the punishments of remote jobsites. Built with ShockMount protective armor it provides exceptional protection on the jobsite. This radio features on-board phone and mp3 device storage. This side compartment has an integrated USB port for charging and an auxiliary port for connecting devices for playback. This radio is compatible with all RIDGID 18-Volt slide pack batteries or can be plugged in. On-board phone and MP3 device storage side compartment with integrated USB and auxiliary port Integrated cord wrap for convenient storage and transportation on the jobsite Fold-down, rotatable antenna durable, flexible design delivers clear reception MP3/music player compatible connect your mp3/music player (with provided cable