The kunys tech gear mega mouth tool bag has an integrated stereo speaker system that is designed to work with an ipod mp3 player or other portable audio device to output quality stereo sound the large main compartment and 39 pockets are able to hold and organise many hand tools the see through cover for the digital music player helps easy selection and choice of function power is supplied via an ac wall plug transformer or four d cell batteries not included an integrated cover helps keep audi