Areca ARC-1220. Host interface: PCIe. Built-in processor: IOP333. Width: 168 mm, Height: 64 mm. Power consumption (typical): 4.95 W. Operating temperature range (T-T): 5 - 50 °C, Storage temperature range (T-T): -40 - 70 °C, Operating relative humidity range: 15 - 80 %