The Allen-Bradley 2711P-K4C5D8 is a 3.5-inch color Panelview Plus 6 by Rockwell Automation, featuring keypad input, RS-232 communication, and a non-replaceable backlight. Running on FactoryTalk View Machine Edition software with 256 MB RAM, this HMI operates on 18-30 VDC and is compatible with firmware versions 7.00-8.10. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number/Catalog No. 2711P-K4C5D8 Product Line Panelview 6 Plus Display Size 3.5 in. Display Color Color Input Type Keypad Communication RS-232 Input Power 18-30 VDC Software FactoryTalk View Machine Edition Memory 256 MB RAM Backlight Non-replaceable Communication Cable 2711-NC14 Shipping Weight 5 lbs. Shipping Dimensions 14 x 11 x 8 in Series Series A and Series B Firmware 7.00-8.10