Viking VK-C-250 Entry Phone Controller & 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 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)