The 651H has a 5.7-in. SVGA TFT LCD while the 1251H has a 12-in. SVGA
TFT LCD. Both provide 2KV isolation protection for all serial ports and
have a low-voltage processor and heat sink to achieve a fanless design.
Their backplanes are universal and can be attached to any size TPC
family LCD. Both provide multiple communication ports (2x serial ports
and 2x USB 2.0 ports), allowing connectivity with a variety of
peripherals and support for Microsoft Windows XP, Windows XP Embedded,
Windows CE.Net, Windows 7, WES 7, WES 2009 and Linux.Advantech Corp.
Industrial Automation Groupwww.advantech.com/ea800.205.7940