(1). Support: Micro ATX/ATX/P4 (2). Thickness: 0.5mm(3). Front port: 2 USB, 2 Audio(4). CD-ROM(5.25") space: 4 (5). H.D.D(3.5") space: 2(6). A rear fan: 8cm(optional)(7). Structure Size: 420*172*410mm(8). Carton Size:470*217*467mm(9). 1400pcs/HQ(10). Material : SGCC