Flush-mounted (in box Art. 6117) or wall-mounted (with bracket Art. 6320) colour monitor with 3.5' screen and Full-Duplex hands-free audio. It offers audio and ringtone volume adjustment, with brightness level and privacy enabled indication. Ringtones can be customised, selecting from standard or polyphonic melodies. Fitted as standard with key button, audio enabling/disabling button with corresponding indicator LEDs and 2 other buttons pre-set for self-ignition and switchboard call (these can, however, be programmed for various uses). Manages floor door calls as standard. Comes complete with an 8-position DIP SWITCH for user code programming, as well as a second 8-position DIP SWITCH for programming management. The monitor can only be used in 2-wire SBC Simplebus 2 colour systems. Dimensions: 138x138x24 mm.