Viking electronics C-250 Entry Phone Controller And Call Router Cover Variable Phase Control: 0 to

Variable Phase Control: 0 to 180

Total Speaker Size (Diameter x Depth): 8

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Metal construction & vintage design

Viking electronics C-250 Entry Phone Controller And Call Router Cover Variable Phase Control: 0 toViking 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