Questions?  Call us today!  800-929-8061


Click to enlarge

TN748C Tone Detector

Like New: $39.00
63123C
Condition
Warranty
This product is eligible for 2 Year Platinum Protection!

TN748C Features

  • Provides four touch-tone receivers and two general purpose ton receivers to detect call progress tones, modem answer-back times, transmission test tones, and noise
  • Provides dial tone detection required for the Automatic  Route Selection (ARS) feature, off-premises (out-of-building) keyboard dialing, and off-premises abbreviated dialing
  • Replaced by TN2182B Tone-Clock, Tone Detector, and Call Classifier


  • Find us on Facebook
  • Find an installer at PhoneInstallers.net