Tragant "Navilock" USB NL-209PU+ Marco Polo 07/08 DVD. Form factor: PDA, Acquisition times - cold: 50 s, Acquisition times - warm: 35 s. Built-in processor: CXD2951. Width: 41 mm, Depth: 41 mm, Height: 18 mm. Operating temperature range (T-T): -40 - 85 °C, Storage temperature range (T-T): -55 - 100 °C, Operating relative humidity range: 5 - 95 %. Minimum system requirements: - Pentium 2 PCs from 550 Mhz - Minimum 256 MB RAM, recommended 512 MB - 7.8 GB of free HDD