Aiphone MY-2CD is a master station for PanTilt Video Entry Security Intercom, which can incorporate up to 2 PanTilt video door stations and up to 3 monitor stations. It features hands-free video and audio communication, door release button, chime/pre-tone volume control, brightness and contrast control, and internal calling and communication. With its multiple PanTilt door and monitor system configuration, it provides a versatile and secure entry solution for residential or commercial properties.