Here's some information about this device:

Display: The 2711P-T6C21D8S features a color touchscreen display, typically with a diagonal size of 6.5 inches. The display resolution is likely to be 640x480 pixels or higher.

Touch Interface: The touchscreen interface allows users to interact with the HMI by touching the screen directly. The touch technology used in this HMI could be resistive or capacitive, depending on the specific model.

Communication Ports: The device is equipped with various communication ports to connect with other devices in an industrial control system. This may include Ethernet ports, USB ports, and serial ports.

Power Supply: The HMI requires a power supply to operate. Typically, it accepts a voltage range of 18-30V DC.

HMI Software: The 2711P-T6C21D8S likely runs on the FactoryTalk View ME software, which is a supervisory control and data acquisition (SCADA) package developed by Rockwell Automation. This software allows users to create and manage graphical interfaces for monitoring and controlling industrial processes.