With cable checker, you can call a distant person
The Voice Call Unit is a functional extension board that uses a cable connected between the two cable checkers to enable calling with a distant person.
By using the buzzer function of the cable checker, you can also call the destination.
[Features]
■ Hands -free calls are possible using earphones with microphone
■ By using the buzzer function together, it is possible to call for calls.
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