Folknoll offer a complete range of door entry systems from basic single door to sophisticated digital systems. We also offer installation, maintenance and repair services for door entry systems throughout East Anglia.
The DE4501.20 is an extra tough door entry intercom with a large vandal resistant call button, call progress LED, integral microphone and speaker. The microphone gain and speaker volume are adjustable with a maximum output of 80 dB.
The unit has an extra thick 2.5mm stainless steel faceplate and super flush back box. The bezel allows easy maintenance even if sunk into anti‑pick adhesive.Ideal for tough environments.