: Handles TCP/IP or RS485 connections to the control panels.
The name acts as an abbreviation for its function: ro L ink Comm unication Pro fessional. It serves as the core communication interface (SDK wrapper) that allows third-party software applications to interact with ZKTeco devices, such as fingerprint readers, face recognition terminals, and RFID door access controllers. plcommpro.dll
Ensure you are using the correct 32-bit or 64-bit DLL version corresponding to your application. : Handles TCP/IP or RS485 connections to the control panels