| - 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 two-way handsfree communication at the door or gate - Connects in series with a single phone line or to a phone system’s unused line input (loop start trunk input) C-250 615687224207 SKU: VK-C-250-TD
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