The Allen-Bradley 2711P-K4M20A8 is a Panelview Plus 6 operator interface from Rockwell Automation featuring a 3.5-inch monochrome display with keypad input. Supporting Ethernet and RS-232 communications, it operates on 100-240 VAC and includes 256 MB RAM. Pre-programmed with FactoryTalk View ME, it is ideal for industrial application control. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number/Catalog No. 2711P-K4M20A8 Product Line Panelview 6 Plus Display Size 3.5 in. Display Color Monochrome Input Type Keypad Communication Ethernet and RS-232 Input Power 100-240 VAC 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