- ideal as a doorbell internal call device or personal alarm
- possibility to recognize the place of call (different melody for each button)
- 4-step volume control (max 85 dB)
- optical ringing signal useful for people with hearing problems for example
- battery-powered button (1 x 3 V battery type: CR2032) weatherproof (IP44)
- battery-powered bell (2 x 1.5 V battery type: AA)
- possibility to program 10 buttons for one bell
- 30 sounds and melodies to choose from
- bell range 100m in open areas*