Product Detail The Six Hundred is pure, simple gaming design at its finest. With new features like a built-in 3.5- Inch hot swap hard drive caddy 10 Drive Bays, 6 internal 3.5 HDD, 3 external 5.25- Inch, 1 3.5- Inch external Hot Swap SATA HDD Motherboard compatability, Mini-ITX, MicroATX and Standard ATX. Front ports, 3x USB 2.0, Audio Bottom mounted PSU isolates heat and noise, CPU cutout allows for easy installation of CPU Coolers Front-loaded hot swap 3.5- Inch SATA HDD Comes with 1 top 200mm TriCool blue LED fan, 1 rear 120mm TriCool blue LED fan . The "Antec Gaming Case SIX HUNDRED" is best product for you. We recommended Antec Gaming Case SIX HUNDRED