Dimensions: D x W x H = 444 x 483 x 88 (mm) CPU: Apply Intel 852GME/852GM + ICH4 chipset; support Intel Pentium 4, Celeron D and Celeron series micro CPU with 478-pin package Memory: Onboard 256MB memory, scalable up to 1G Storage: 2 x ATA100/66/33 standard IDE ports; provide one hard disk space for standard configuration of 80G hard disk VGA: 1 x VGA port, 1 x DVI port I/O Interface: 10 x RS-232 (COM2 supports RS-422/485), 1 x parallel port, 4 x USB 2.0 (two on the front), 1 x mouse port, 1 x keyboard port LAN: 1 x RJ45 LAN port Expansion Slot: Provide 2 PCI expansion slots Others: A set of audio input/output ports Reliability: MTBF¡Ý50,000 H Operating Temp.: -10¡ã C~+55¡ã C Storage Temp.: -40¡ã C~+60¡ã C Power Supply: Standard ATX 270W power supply