Urmet Intercom Set 1122/31 2-Wire Set Door Intercom Set, Complete Set (Ring, Talking, Hearing, Opening Door) Bell Mute, Turn Your Bell with 2 Wires into a Complete Intercom System : Amazon.de: DIY
Urmet 1133/15 Universal Headphone for Exchanging your Old Intercom and Home Phone : Amazon.de: DIY & Tools
URMET 1130/1 - Citofono unificato con 1 tasto servizio, colore a : Amazon.it: Fai da te
URMET 1130/100 TASTINO (1 PZ) PER CITOFONI UTD 1130/1 : Amazon.it: Fai da te