Electronic buzzers

Electronic buzzer with dynamic speaker JA222: The electronic buzzer is a warning device designed for use in rail vehicles. The rugged device has a dynamic speaker. There are four settings for volume and two settings for sound frequency.
Weatherproof buzzer for outdoor applications JA222WD: The weatherproof buzzer is used as warning device in rail-bound vehicles.
JA224A: Integration of up to 9 different warning tones in one device.

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