... 1x PS/2, 2x USB2.0 3. 300 or 400w power supply 4. Support full-size SBC,Micro/ATX/ITX 4U Rackmount Chassis ... accelerationShock10G peak acceleration (11 msec. duration)SaftyFCC/VDE(Level A)Power supply(optional) ICP-9130APower consumation 300w, AC input 170~270v ... , Support business-server motherboard, ICP-9130A or ICP9140A power supply 4U 19 inch Rackmount Chassis with 4 Hard Disk Trays IEC-360