The device has 32 MB of RAM and 16 MB of Flash ROM. Flash memory is a type of solid-state memory that can be erased and reprogrammed in units of memory called blocks, which makes it fast to update. The Flash memory in your device holds the operating system, the software that allows the device to boot up, and some user settings and preferences. Your data is stored in RAM. The operating system on your device is the hiptop® Operating System, a light-weight, virtual machine that is optimized for mobile devices. The operating system was developed by Danger, Inc.