Bosch jobsite stero has built in media center with ipod doc and aux in and out has 4 bay heavyduty plug in for heavyduty extenation cords has subwoofer this thing really pounds the musuc out and it can also be dropped from 4 stories up and wI'll receive no damage cuz it's caged with a super strong roll cage well worth it if your looking for durability and longevity