CLASSTM compatible (Caller ID, Forward Disconnect, and Distinctive Ringing TR-57 compliant)
Up to 6 dB of single-ended gain transfer
Precision Balance Network or Compromise Network (600 ohms +2.16 ???F or 900 ohms +2.16 ???F)
Up to 7.5 dB of slope equalization in the Transmit and Receive paths
Line Build Out Capacitance (LBOC) for loaded cables
Compatible with traditional prescription settings per AT&T 855-351-105
Extended operating temperature range from -40??C to +65??C
Backplane PCM voice interface (digital) with ???-law 255 data encoding/decoding
Provisioning from the SCU ADMIN port or remote craft interface
Digital Loopback, 1004 Hz Digital Reference Signal (DRS) Tone, Network Hook, and Customer Ringing tests
Pub 43801 and GR-57 complian
NEBS Level 3 and UL 60950 compliant
NEW IN THE BOX