Viking Electronics TT-976FP Toll Restrictor
Description
Viking Electronics TT-976FP Toll Restrictor
Features:- Programmable toll restrictor
- Blocks all "976" calls but always allows "911" and "1-800" calls
- Four programming jumpers to restrict or allow Operator-assisted calls, " 1+ long-distance", "1+900", and Directory Assistance calls
- Concealed in a standard surface mount biscuit jack
- Not for rotary dial or Centrex lines
