Provides interface for (3) standard loop-start CO trunks
Equipped with (1) 8-conductor interface jack
Must be installed on 082U, 008U, or 000U Cards
Max (1) daughter board per 082U, 008U, or 000U
Max of (4) can be installed in each Chassis (Main & Exp)
Max of (12) can be installed per system
*There is no Power Failure Transfer circuitry