SR20968, w/o PSU,1x12cm Fan, w/USB, BK 1x 120mm 4Pin PWM Rear Fan 1x Key Lock on Rear Panel 1x Intrusion Switch& Cable, 800mm 2x Front access USB Ports, 700mm 1x Singe packing carton w/Chenbro logo Generality Sheet Metal Material SECC Sheet Metal Thickness 0.8 mm Plastic Material Type ABS-HB Mother Board Support Form Factor ATX (12"x9.6") Processor Support UP P4/LGA775 (Intel) UP Pentium-D (Intel) UP Opteron (AMD) Dimensions mm (D x W x H) 465 x 198 x 425 (mm) inch (D x W x H) 18.3" x 7.8" x 16.7" Drive Bays Drive Bay (External 5.25") 3 Drive Bay (External 3.5") 1(Note4)(Optional) Drive Bay (Internal 2.5") - Drive Bay (Internal 3.5") - HDD Tray 3.5" x 4 (Fixed or H/S) or 2.5" x 6 (H/S) Slim CD-ROM - PSU Support PSU Form PS/2 ATX 12V , EPS 12V Max. Wattage 300 W (PS/2) or 600 W (EPS12V) Front Panel Switch/Controls Power On/Off System Reset Alarm Mute USB 2.0 (x2) or Power On/Off System Reset Alarm Mute USB 2.0 (x2) IEEE1394 (x1) Audio (x1) Speaker (x1) Indicators Power Status LED(x1) HDD Activity LED(x1) LAN Activity LED(x2) Event Warning LED(x1) Expansion Slots & Rear Window Rear Window Standard Slot Opening 7 (5 x full length + 2 x half length) Front Bezel Option Optional Security Security Lock Key Lock System Security Intrusion Switch Kensington Lock Supported System Cooling Fans Front 1 x 92 mm (Optional), 1 x 80 mm or 92 mm (For HDD) Rear 1 x 120mm PWM Backplanes Backplane Ultra320 SCSI (SAF-TE option) SCSI SATA II/SAS Mini-SAS Shipping Info Gross Weight (Kgs) 12.4 Kg Net Weight (Kgs) 10 Kg Container Information (20) 364 (Single Packing) 400 (Bulk Packing+Pallet) Container Information (40) 750 (Single Packing) 880 (Bulk Packing+Pallet) Container Information (40HQ) 842 (Single Packing) 1100 (Bulk Packing+Pallet)