Areca ARC-1120. Host interface: PCI-X. Processor clock speed: 133 MHz. Width: 168 mm, Height: 64 mm. Power consumption (typical): 5.5 W. Operating temperature range (T-T): 5 - 50 °C, Storage temperature range (T-T): -40 - 70 °C, Operating relative humidity range: 15 - 80 %