WDP-174LM/WDR-174DS WIRELESS DOOR PHONE(SET)Commax WDP 174LM WDR 174DS Wireless Door Phone(Set) * 1: 1 call with a door unit * Talk with a visitor * Door release via WDR 174DS (wireless door unit) Power source WDP 174L : AC 100 240V, 50 60Hz WDR 174DS : DC 12V Mount type: Desktop & surface mounted type Wiring: Wireless Effective range Open area: 250m (with barrier : 50m) Frequency: 1. 7GHz~1. 9GHz Dimension(mm) WDP 174L: 98(W)208(H)43(66)(D) WDR 174DS: 91(W)134(H)22(D)
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