INTERCOM PHONES
PRODUCT FUNCTION : TALK WITH THE ENTRANCE/DOOR RELEASE
CONNECT ABLE PRODUCT : DR-NKM, DR-NKL, DR-NKS, DR-NAM, DR-NAS, DR-NASS
WIRING : COMMON 3 WIRES, INDIVIDUAL 1 WIRE / 2 WIRES FOR DOOR RELEASE
VOLTAGE : POWER IS SUPPLIED /FROM DOOR STATION
MATERIAL : PLASTIC