2. 5 x 5.25" Peripheral Drive Bays
3. 1 x 5.25" Drive Bay For 3.5" 1.44MB Floppy Drive
4. 7x Full-height, Full-length expansion slot
5. 2 x 120mm Hot-swappable Fans
6. 1 x 120mm Rear-exhaust Fan
7. 2 x Front USB Ports (optional)
8. Power Switch & 5 LED Indicators
9. Mobile Rack (optional)