1) Dell Dimension 3000 - $50.

　　Operating System: Windows 7-Pro.

　　Processor: Intel Pentium 4, 2.66 GHz.

　　Memory: 2GB.

　　Difficult Drive: 120GB.

　　USBs: 6.

　　CD-R/RW.

　　2) Gateway 310X - $50.

　　Operating System: Windows 7-Pro.

　　Processor: Intel Pentium 4, 2.4 GHz.

　　Hard Drive: 120GB.

　　Memory: 1.5 GB.

　　USBs: 6.

　　DVD-ROM.

　　CD-R/RW.

　　3) E-Machine T6524 - $75.

　　Running System: Windows 7-Pro.

　　Processor: AMD Athlon 64 3500+, 2.2 GHz.

　　Memory: 2GB.

　　Hard disk: 200GB.

　　USBs: 7.

　　DVD R/W.

　　CD-ROM.

　　8-in-1 Multi-Card Reader.

　　Firewire.

　　NVIDIA GeForce 7600GT Video Card.

　　All with computer mice and keyboards.

　　LCD monitors (15", 17", 19") and printers readily available at additional expense.