Entry Phone Controller And Call Router

* Entry Phone Controller And Call Router* Viking Entry Phone Controller And Call Router* Allows Single Line Telephones Or A Telephone System To Share A Phone Line With A Door Entry Phone* House Phones Ring With C.o. Line Cadence Or Distinctive Ring When The Entry Phone Is Calling* Built In Five Number Dialer* Detects Busy Or Ring No Answer And Goes Onto The Next Number* Built In Door Strike Relay With 1 Or 2 Digit Commands* Detects Touch Tones As Fast As 50 Milliseconds* Postal Lock Input* Produces Call Waiting Tones If The Entry Phone Is Activated When The House Phones Are Already On A Call* Add An Entry Phone To Your Standard Home Or Office Phones To Provide Door Communication* Provide Commercial Or Residential Security Via Twoway Handsfree Communication At The Door Or Gate* Connects In Series With A Single Phone Line Or To A Phone Systems Unused Line Input (loop Start Trunk Input)* Brand: Viking Electronics