Avaya Definity TN748B Tone Detector (TN748B)
The Avaya Definity TN748B Tone Detector has 4 DTMF receivers and 2 general-purpose receivers to detect call progress tones, modem answer-back tones, transmission test tones, and noise.
Features
- TN748B Tone Detector (TN748B)
- 4 DTMF Receivers
- 2 General-Purpose Receivers
- Detection for Call Progress Tones
- Detection for Modem Answer-Back Tones
- Detection for Transmission Test Tones
- Noise Detection
- Includes Atlas 1-Year Warranty with Extended Warranty options available!
Compatibility
- Avaya Definity phone system