Single-family kit consisting of Quadra series entrance panel art. 4893M and 4.3” People series hands-free door entry monitor art. PL6721, Simplebus 2 system. The entrance panel is supplied with call buttons to expand the kit for up to 4 residences. The system can also be expanded with additional door entry monitors and entrance panels (available to purchase separately); for further information please refer to the technical documentation. The kit is supplied pre-programmed, ready to use and with all the accessories required to create the system. Suitable for installation in homes, commercial properties or offices.