Definity 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