Viking Electronics K-1200 12 Button Apartment Entry Phone

Operates on 12 to 24 volts AC/DC12 speed dial buttons (each up to 32 digits)12 second number positions (each with 32 digits)One button operation (no call button)Hang-up on CPC, busy, silence, time-out or dial tone returnTouch Tone restriction from microphoneIntegral relay for camera control or door strikeWorks with C-1000B for increased securityWorks with C-3000 for "