CnMemory Zinc 4GB. Capacity: 4 GB, Interface type: USB 2.0, Form factor: cap. Width: 33 mm, Depth: 16 mm, Height: 8.5 mm. Trial software: Norton Internet Security 2010, Bundled software: Norton Internet Security 2010, Radiotracker, FILEminimizer Pictures, O&O MediaRecovery