NEC DS2000 80005B 4 and 8 Slot Power Supply Card (Refurbished) Business Headsets

NEC DS2000 80005B 4 and 8 Slot Power Supply Card (Refurbished) Business HeadsetsThe power supply provides the various DC voltages required to power the system's PCBs. The 4 Slot Cabinet requires a single power supply. The 8 Slot Cabinet requires up to 3 power supplies, depending on system configuration. Key Features: You can mix P Ns 80005B and 80005C in the same system. In an 8 Slot Cabinet, you must have a power supply for every 2 16DSTU PCBs installed. If the system uses UltraMail or UltraMail 2000, you must install only power

This Inter-tel Axxess card provides 8 ports for digital phones on Intertel Axxess telephone system

Requires VB-43511A loop start trunk card and CPC-A II/B software version 6

This Avaya Merlin 10-Button HFAI Phone is a business phone that has an enhanced design and functionality

Off-Hook Voice Announce

Languages supported: English

22-Key Expansion Module for M3904/M3905 Telephone

It installs into any one of the dedicated TRK or universal slots in 40

professionals

Multiple voicemail indicators

Provides the link access procedure on the D-channel (LAPD) for up to 8

If AC input power fails

This ATT / Lucent / Avaya Partner card adds 4 lines and Caller ID to your system