Allows for a residential or business telephone system to share a phone line VoIP adapter with 2 Viking doorboxes, doorbox triggered CCTV camera switching, house phones ring with C.O. line cadence or distinctive ring when entry phone Call button is pressed, provides 2 touch tone controlled N.O. or N.C. dry contacts, keyless entry postal lock input, built in talk battery for No CO Line applications, auxiliary contact output for doorbells, lights, etc.
Category: electronics > security & surveillance > accessories
| Merchant: Tanga