The APPC 123XT is a range of 12.1" fanless touch panel PCs offering three product variants, making them suitable for a wide number of applications. The APPC 1230T / 1231T offer an LED backlit LCD panel with resistive touch at 800x600 (SVGA) resolution and 450-nit brightness, while the APPC 1235T model supports 1024x768 (XGA) resolution and 500-nit brightness. The systems incorporate the embedded D2550 1.86GHz dual core Atom CPU and offer flush mounting IP65 bezels, making the devices both functional and aesthetically pleasing. Connectivity options offer support for 3G with integrated SIM card reader, Wireless LAN, and dual hard-wired Gigabit Ethernet connectors. There is support for wide power input of 12V~30VDC, along with an option for a 2nd display via a VGA port. Additional optional features include two isolated RS232/422/485 ports, two RS232 ports supporting 5V and 12V power feed, four isolated channels of DI and DO, and two channels of GPI and GPO.