The two-tone-Gong Lumen is suitable for connection to a bell transformer.This text is machine translated.
The silver multi-lang gong with acrylic plate of frosted glass optics, has an adjustable volume control. Adjustment from melody alarm sound (ideal in combination with motion detectors, for example if a business day in a melody, and at night the alarm...
With continuous volume regulation of 60 - 90 dB (A) and 2-fold call differentiation (e.g. for side entrance).This text is machine translated.