Customer Reviews
Questions?  Call us today!  800-929-8061

Avaya TN744E Call Classifier Tone Detector

Certified Refurbished: $39.99
This product is eligible for 2 Year Platinum Protection!

TN744E Features

  • The TN744E provides 8 ports of tone detection on the TDM bus
  • Does not support call progress tone generation or clocking
  • Provides tone generation and detection for R2-MFC DID signaling used in no-US installations
  • Allows gain or loss to be applied to pulse code modulation (PCM) signals received from the bus
  • Detects 2025 Hz, 2100 Hz, or 2225 Hz modem answerback tones and provides normal broadband and wide broadband dial tone detection
  • Supports digital signal processing of PCM signals on each port to detect, recognize, and classify tones and other signals

best live chat
  • Find us on Facebook
  • Find an installer at