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The PK543 Power Pack Amplifier is a self-contained unit not requiring an external amplifier. The PK543 is designed for use with 3, 4 or 5 wire apartment speaker type stations and provides amplification, control and power circuits needed to operate a complete apartment intercom system. Voice volume control and tone volume control are easily adjustable through the screwdriver slot on the front panel. Additional functions include: multiple entrance operation with the PK502B, AC or DC door operation selectable by terminal connection with selectable delayed action door release set at the DIP switch, post office door lock release, and a tone signal to call remote stations. A steady or warble tone can be used to identify calling from the main entrance panel and/or the call button located at the suite entrance. PK543 is listed with UL and is approved by CSA.
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Warranty Information
This product has a 1 Year Warranty. Warranty is Provided by Tektone
