1. 4x 3.5" SAS/SATA Backplane for Hot-Swappable Drives (Support SGPIO)

2. Front HDD Door Lock

3. Front I/O Ports: 2x USB 2.0

4. 1x 12cm Rear (4000 rpm) PWM Fan & 1x 9cm Front (4200 rpm) PWM Fan

5. Mid-Tower Chassis Supports max. Motherboard, Sizes – E-ATX 12" x 13"/ATX/Micro ATX

6. 668W Platinum Level Certified High-Efficiency Power Supply

7. 2x 5.25" External HDD Drive Bays & 4x 3.5" HDD Drive Bays