A193-154P is a Noratel 16800Hz 4-wire Copper Line Card for use in the Noratel SX1000, SX2000 and SX3000 Series. This line card comes with eight RJ11 connectors and two ground LEDs. It supports two ports with four-wire operation and is designed to provide a reliable and cost effective solution for copper line applications. The A193-154P supports both copper and POTS linetypes and features a digital signal processor (DSP) for superior voice quality. It also provides two optional digital elements directing the lines to two separate operators or automatic attendants.