Pag-andar: Dual Channel Subscriber Line Interface Circuit (DuSLIC), Interface: IOM-2, PCM, Bilang ng mga Circuits: 2, Boltahe - Supply: 5V, Kasalukuyang - Supply: 105mA,
Pag-andar: Quad Digital Adapter for Subscriber Loops (QDASL), Interface: ISDN, Bilang ng mga Circuits: 4, Boltahe - Supply: 4.75V ~ 5.25V, Kasalukuyang - Supply: 75mA,
Pag-andar: Subscriber Line Interface Concept (SLIC), Bilang ng mga Circuits: 1, Boltahe - Supply: 4.75V ~ 5.25V, Kasalukuyang - Supply: 5.5mA, Lakas (Watts): 1.1W,