Generality Sheet Metal Material SECC Sheet Metal Thickness 0.6 mm Plastic Material Type ABS-HB Mother Board Support Form Factor Mini-ITX (6.7" x 6.7") Dimensions mm (D x W x H) 230 x 75 x 220 (mm) inch (D x W x H) 9.1" x 3" x 5.7" Drive Bays Card Reader 1(SD/Mini-SD/MMC/MS)(Optional) Drive Bay (Internal 2.5") 1 or 2 Slim ODD 1 PSU Support PSU Form External adapter Max. Wattage 60 W Front Panel Switch/Controls Power On/Off USB 2.0 Ports(x2) Audio(x2) IEEE1394 (Optional) Indicators Power LED(x1) HDD Activity LED(x1) Expansion Slots & Rear Window Slot Opening 0 Security Security Lock Padlook Loop System Security Intrusion Switch Kingsinton Lock System Cooling Fans Front Top :1 x 60 mm (Optional) Rear 1 x 40 mm (Optional)(Atom version : No system fan