{"product_id":"alpha-communications-pk543a-5-4-3-wire-apt-amplifier-2-tones","title":"Alpha Communications PK543A | 5\/4\/3 Wire Apt Amplifier + 2 Tones","description":"Alpha Communications PK543A | 5\/4\/3 Wire Apt Amplifier + 2 Tones\u003cbr\u003e\u003cbr\u003e\u003cp\u003eThe Alpha Communications® \/ TekTone PK543A Power Pack Amplifier is a self-contained unit not requiring an external amplifier. The PK543A 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. It is also a direct replacement for our previous model PK543. Additional functions include multiple entrance operation\u003c\/p\u003e\u003cp\u003eRequires 16Vac Transformer Model Ss102A \/ Ss105B \/ Ss106 T1640 Or Equivalent\u003c\/p\u003e","brand":"Alpha Communications","offers":[{"title":"Default Title","offer_id":49218273706219,"sku":"790339","price":239.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/1616\/0235\/files\/Alpha-Communications-PK543A-5-4-3-Wire-Apt-Amplif2-Tones-Main.jpg?v=1786622172","url":"https:\/\/www.alldataresource.com\/products\/alpha-communications-pk543a-5-4-3-wire-apt-amplifier-2-tones","provider":"All Data Resource","version":"1.0","type":"link"}