Grothe 74340 SET 1730/501 2-wire video intercom set

74340 SET 1730/501 2-wire video intercom set Manufacturer item number: 74340, Manufacturer item name: SET 1730/501 2-wire, Video door station set 1730/501 The video door station set 1730/501 is a practical door station kit that offers an ideal solution for residential complexes with its wide range of expansion options. With its basic version, you can easily expand the system