... 960 MHz.PerformanceCPU: Samsung ARM920T@533 MHzMemory: 128 MB RAM/1 GB Flash,Expansion Memory:4G TF (standard), maximum 32GInterfaces: USB ... on six sides (concrete floor, under operating temp)Rolling survive: 1,000 times, 0.5 meter, rolling by six contact surfacesOperating ... (TF) card,Hand strap, Carrying case, AC adapter, SDKOptional Accessories 1. Bluetooth Thermal Printer 2. Cradle (Docking station)