PK502B Dual Entrance Control Unit provides
a means to transfer apartment intercom panel and door
release operations between more than one entrance.
Pressing a call button on an entrance panel automatically
transfers the voice and door release functions to that
entrance. All PK502B control units are located at the
amplifier location and do not need to be spread out.
If your question is not answered there, please use one of the contact methods below.
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