Ideal base for a home entertainment PCDrive Bays 1 x 5.25 inch bay & 1 x internal 3.5 inch bay for hard drive Processor Intel Pentium 4 or celeron with a 400533 MHz system bus not included Intel 82845GV chipset consisting of Intel 84845GV graphics & memory controller hub GMCH Intel 82801DB IO controller hub ICH4 winbond super IO W83627HFSystem memory 1 x 184-pin DDR SDRAM DIMM socket for DDR266200PC21001600 memory module up to 1GB not included 10100 ethernet onboard Expansion slots PCI x 1USB2.0 4 x 480 Mbps USB (Universal Serial Bus) 2.0 ports 2 at front 2 at back IO Interface Two IDE connectorsbus master with enhanced Supports ATA3366100 ATAPI compliant devices One UART connector One 25pin ECPEPP parallel port One PS2 keyboard One PS2 mouse One internal WOL connctor Audio AC97 Realtek ALC655 Supports LINE INLINE OUTMIC IN on rear panel Supports audio connectors on front panel MICEarphone One 4-pin CD-ROM audio In header One 4-pin AUX header Dimensions Height 190mm Width 160mm Depth 270mm Chassis aluminium