Videx SMK1S 1 Way Access Control Audio Kit
The Videx SMK1S circuitry has a built-in lock relay to enable the electric lock. This reduces the cable requirements of the Videx SMK1S to only 4 wires (“3+1”) between the outdoor station and the intercom and to use cables with reduced size over long distances. The Videx SMK-1S Access Control Audio Kit comes with One call button Surface mounting outdoor station complete. Art.3011 3000 Series Smart Line wall mount telephone with “door open” push button and electronic call tone with adjustable volume on 3 levels. Art.321 Power Supply in a type A 3 module DIN box.