Integrated POE power supply calling box and calling system

The utility model discloses an integrated POE (Power Over Ethernet) power supply calling box, which comprises a shell, a main control board and a calling button, the main control board is located in the shell, and the main control board comprises a button control unit, a POE power supply unit and a network communication unit; the button control unit is connected with the call button; the POE power supply unit and the network communication unit are both used for connecting a POE power supply network cable so as to access a power supply and a signal respectively; the call button has an exposed portion. According to the calling box, the control system and the buttons are integrated together, so that the wiring process is simplified; pOE power supply is adopted for the calling system, no extra power line needs to be connected, the wiring process is further simplified, meanwhile, external independent power supply is supported, and good compatibility is achieved; wired network communication is adopted, the communic