Features RoHS compliant design 2 x USB ports on front panel 1 x 8 cm cooling fan with fan filter Easy accessible design for fan replacement Specifications Construction Heavy duty metal SBC Form Factor Half-size, slot CPU card Drive Bays 2 x 5.25" + 1 x front accessible 3.5" or 1 x 5.25" + 2 x front accessible 3.5" or 1 x 5.25" + 1 x front accessible 3.5" + 1 x 3.5" HDD Cooling Fans 1 x 8cm I/O Ports 2 x USB I/O openings 2 x LPT, 2 x COM Expansion Slots 7 slots Indicators Power, HDD Buttons power switch, reset Operating Temperature 0-50°C Operation Humidity 10% ~ 90% Color B: Black Weight (Net/ Gross) 6.2kg / 9kg Dimension (DxWxH) 279mm x 321mm x 176mm Recommended Backplanes Model No. SBC Interface PCI ISA PSU Connector PSU Connector x1 x4 x16 BP-7S-RS-R30 ISA 0 4 0 0 0 AT IP-7S-RS-R30 PCISA 4 2 0 0 0 AT IP-7SA-RS-R30 PCISA 4 2 0 0 0 ATX HPE-7S1 PCI/PICOe 4 0 2 0 0 ATX Power Supply Options Type Model No. Watt AT ACE-916AP-RS 150W ATX ACE-816AP-RS 150W ACE-4518AP-RS 180W