The Videx 3171A is a full base digital audio phone suitable for use with the VX2200 digital audio and video systems. It has an electronic call tone, adjustable 3 level volume control, a door open push button and a spare service button.
- Electronic 2 buttons
- 2 wire BUS digital audiophone
- Call tone adjustment switch: 3 level (low, medium and high)
- Number of rings adjustment: 2 way internal jumper (3 or 6 rings)