Single-family audio kit for Simplebus 2 system. The kit can be expanded with outdoor entrance panels and door-entry phones. Suitable for installation in homes, commercial properties or offices. The kit is supplied pre-programmed and ready to use. The kit consists of 1 Ciao series outdoor entrance panel art. CA2100A equipped with call buttons for systems up to 2 calls, 1 Mini series door-entry phone with handset and all accessories required to create the system.