The Future Call FC-5683-2 telephone ringer lets you know when you receive a phone call with a loud, 95dB alarm and a flashing LED light.
Features:
- Up to 95dB loud ringer
- Adjustable tone
- Visual bright LED ring indicator
- Works on PSTN/VOIP/cable lines
- Line powered
- Desk and wall mountable
- No batteries required
- Uses regular RJ11 plugs
- 4" x 4" x 2"
