- Converts rotary dials to DTMF "touchtone" operation.
- Dials * and # from your rotary phone to access
- Uses legacy equipment on tone-only lines.
- Compatible with VOIP services.
- Provides last number redial functionality.
- Adds 7 programmable speed dial locations. Each number is
up to 25 digits long.
- Small enough to fit inside most phones.
(do it yourself installation)