2 wire audio pushbutton panel with 4 pushbuttons for wall mounted installation. It has an internal contact (C – NO – NC) for the connection of an electrical door lock or an external actuator. Connection (PL) for a local door lock release pushbutton.

• 2 wire audio pushbutton panel with 4 pushbuttons
• Connection (PL) for a local door lock release pushbutton
• Microphone and loudspeaker volume adjustment