Mô tả
VP7810 Speaker Overriding Unit
It is normally used in hotel rooms, which allows central paging 100V line audio to override music from TV to a 8 Ohm speaker in bathroom or foyer. In another word, it converts 100V audio line downwards to drive 8 Ohm speaker.
It comes with overriding relay and LED indicator to show the presence of 24V DC overriding voltage.
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