Viking C-250 Entry Phone Controller and Call Router

Key Features:

• 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)