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Model: 3R System R450 Motherboard: Micro ATX, ATX Material: 0.5mm SECC Dimensions (LxWxH): 432 x 180 x 420 mm Weight: 3.8 kilograms External Bays: 4x 5.25 ", 1x 3.5" Internal bays: 5 x 3.5 " Expansion slots: 7 slots Front Ports: 2x USB 2.0, 1x Microphone, 1x Headphone Optional Fan: Front: 1 x 120 mm, Rear: 1 x 80 mm (pre-installed), side: 2x 120 mm PSU: ATX (optional) |