Electronically addressed. The address can be modified in field. Alarming by pressing. Reset by a special key. Plug-in structure. Designed to comply with EN 54-11. Description: Connecting to the loop of GST fire alarm system, DI-9204E Digital Manual Call Point (the MCP) is suitable for public places. When there is fire, pressing the glass on the MCP can send the alarm signal to fire alarm control panel. After receiving the signal, the control panel will show address information of the MCP and generate alarm sound.