128MB miniature USB boom box radio with 20 pre-recorded songs featuring artists such as Twin Sisters and Hot Buttered Rum * USB computer connection cable and software included * Large, kid friendly buttons are easy for kids to use * Minimum system requirements: Microsoft Windows 200/XP/Vista, Pentium Processor (166MHz or higher), Mac OS X (up to 10.5), USB 1.1 or 2.0 port * Requires 4 AA batteries (not included); Ages 3+