Voice switched hands free intercom with buttons to control “answer/end conversation/recall/simplex conversation”, “door open”, “privacy on/off” (programmable duration) and “service” button. In addition there are 4 LED’s to indicate the status of “answer/end conversation”, “door open/closed”, “privacy on/ off” and auxiliary “service” status. Call tone and loudspeaker volume controls, through assigned buttons, are also incorporated on this model. It is possible to program the melody (9 available), the number of rings (max 9) and the privacy service duration (max 20 hours). Surface wall mount installation.