One-family kit 1782/531 consists of Sinthesi 2GO! panel 1082/72 with 2 buttons, front panel with 1 button to replace the original one (as in b/w kit 1782/501) and Utopia monitor 1703/1 with corresponding bracket 1703/82. Power unit 1082/20. Typical 2GO! system functions: other 3 monitors or door phones may be fitted in parallel, up to 4 external surveillance cameras with cycle scanning function and intercom (up to 2 calls).