Channels 32 , Drives/bays 2 , Rack 1U , CPU Quad-core embedded processor , SATA , 1x15pin D-sub , 1xHDMI , 1xRS232 , 2xUSB 2.0 , 1xRJ45 , 4xAlarm In , 2xAlarm Out , Power supply requirements DC12V/4A , Power consumption 9.5 Watts , Dim. 372 x 282 x 56mm , Temp. range -10°C~+55°C