Intended to be used in the Total Access 1500  Chasis
 Provides for two individual 2-wire 900 ohms or 600 ohms +2.16 ??F interface between a Voice Frequency (VF) transmission and signaling facility and a Pulse Code Modulation (PCM) interface
 
   Supports two independent 2-wire VF Channels 
 Nominal 600 ohms or 900 ohms (+2.16 ??F) 2-wire VF interface with DC isolation 
 Transmit transmission level point (TLP) range of ??? 9.0 to +7.5 dBm 
 Receive TLP range of ???10.5 to +6.0 dBm 
 FXO Loop Start, FXO Ground Start, TR-08 Single Party, TR-08 Universal VG, and DPT modes of operation 
 CLASS compatible (Caller ID, Forward Disconnect, and Distinctive Ringing TR 57 compliant) 
 Ring Ground Disable option in FXO Ground Start mode 
 Up to 6 dB of single-ended gain transfer 
 Line Build Out Capacitance (LBOC) for loaded cables 
 Precision Balanced Network (PBN) with selectable impedance 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 
 Provides loop reverse battery signaling for DID PBX extensions (DPT mode) 
 Ring Ground Release option in FXO Ground Start mode 
 Pub 43801 Compliant 
 Extended operating temperature range from ???40??C to +65??C 
 Provides backplane PCM voice interface (digital) with ??-law 255 data encoding/decoding 
 NEBS Level 3 compliant and NRTL listed to the applicable UL standards 
 Provisioning via front panel craft interface 
 Compatible with traditional prescription settings per AT&T 855-351-105