Product Detail Case Size:14"high x 15" long x 5-1/4' tall Drive bays - external:1 x 5-1/4"+1 x 3-1/2"+hidden 1 x 3-1/2" 2pc of 6 cm case fans installed. 2x USB ports + audio ports on front panel with a door cover. Excellent chassis structure with EMI/TUV/UL/Intel approved . The "HIGH POWER® Slim Desktop PC Case/ Tower Chassis with 2 front USB and audio ports. OEM 250-Watt P4 20pin Power Supply Installed - fits micro ATX motherboard." is best product for you. We recommended HIGH POWER® Slim Desktop PC Case/ Tower Chassis with 2 front USB and audio ports. OEM 250-Watt P4 20pin Power Supply Installed - fits micro ATX motherboard.