• Chassis Structure : Mini Tower, Power Supply : No Power, Motherboard Support : mATX, Number of Fans: Fanless, External 5.25" Drive Bays : No, External 3.5" Drive Bays : No, Internal 3.5" Drive Bays : 1, Expansion Bays : 4 PCI, Warranty : 24 Months Warranty, Color : White, Power Supply Position : Rear, Front Panel Output : Power Button, 2 x USB 3.0, 1 x USB 3.1 Type-C, 1 x HD Audio, Size : (D) 443mm x (W) 194mm x (H) 321.5mm, Internal 2.5" Drive Bays: 1,