windows xp pro computer

PS-8851A POS Computer - 15" Low Power Consumption POS Terminal w/ 1.0GHz CPU, 256MB RAM, 40G Hard Drive, Windows XP Pro, 3-Track MSR; Black

PS-6505 POS Computer - 15" POS Terminal w/ Intel Pentium M Celeron 1.3 GHz CPU, 256MB DDR SDRAM, 40G Hard Drive, Windows XP Pro, 3-Track MSR; Black

PS-8852 POS Computer - 15 POS Terminal with Intel Celeron-M ULV 1GHz, 256MB DDR memory, 40GB HDD, Integrated 3 Track MSR, Color: Black