Panasonic DBS VB-44540 ISDN PRI Card (Refurbished)

Panasonic DBS VB-44540 ISDN PRI Card (Refurbished)More Information: Supports T point Integrated Services Digital Network (ISDN) Primary Rate Interface (PRI) (23B+D 24B: 1544kbps) Supports S point ISDN PRI PRI card can be set to support either 8, 16 or 23 24 channels Must be installed in specific Free Slots With the HDs new high density design, no other neighboring slots are restricted when this card is installed T point PRI requires a DSU (Digital Service Unit) for connection to the carrier circuit A

Diagnostics for the TN790 are enhanced over earlier systems

Large message ringing lamp

The Nortel M5216 is a dependable digital business phone designed for Norstar communication systems

Mitel MC410AA SX-2000 Superset 7DN (SS7DN) Control Card

*The Trillium Panther 2064 Standard phone requires a Trillium Panther phone system to operate

M12 Vista Amplifier (Refurbished)

Norstar MICS

This AT&T / Lucent / Avaya Spirit 308 base unit has a capacity of 3 lines and 8 telephones and supports Spirit system phones

This Panasonic KXT123280 card works with the KX-T123211D KSU to provide circuitry for adding up to 4 additional CO Lines to the KX-T123211D (maximum 2 additional units per KX-T123211D)

Auto answer feature allows calls to be answered automatically to a defined voice device within a specific ring time

The Vodavi Infinite DVX+ IN-1411-51 Basic Phone is a standard telephone that has an enhanced design and functionality

NEC Electra Professional DTI-F(A)-20