Sony 8GB USM-P. Capacity: 8 GB, Interface type: USB 2.0, Form factor: capless. Width: 58.6 mm, Depth: 19 mm, Height: 8.8 mm. Operating temperature range (T-T): 0 - 35 °C, Storage temperature range (T-T): -20 - 60 °C, Operating relative humidity range: 0 - 90 %