The Aiphone AI-IX-MV7-HB is an IP addressable hands-free or handset master station with a 7" colour touchscreen. This master station has 8 speed dial buttons that can be used to call, page, monitor, or control a contact closure. The AI-IX-MV7-HB has the ability to release the door that is associated with the station that it is communicating with. This master station is available in black or white.