Viking VK-RG-4 Vk-rg-4 Viking 1 Line Ring Shaper And Booster

- Viking ring generator
- Reshapes troublesome distorted ringing signals
- Boosts ringing power of analog ISDN Terminal Adapter Ports
- Use with Vikings doorboxes to increase the number of phones they can ring
- Boost ring power on telephone lines or analog PABX/KSU stations that are weak or fail
- True Sine wave ring signal output
- Boosts ring to 4 REN
- Caller ID compatible
- Easy installation
- Compatible with distinctive ringing services
- Will not affect normal line operation
- Reshapes troublesome square wave ringing
- Not compatible with pulse dialing