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Home Avaya Definity Circuit Cards TN420C – TN744E Avaya Definity TN556B ISDN-BRI 4-Wire Interface (TN556B)
Avaya Definity TN556B ISDN-BRI 4-Wire Interface (TN556B)
Avaya Definity TN556B ISDN-BRI 4-Wire Interface (TN556B)
Avaya Definity TN556B ISDN-BRI 4-Wire Interface (TN556B)

Items#:

TN556B

Regular Price:

$210.00

Sale Price:$205.00

Availability:

In Stock

Quantity:


Type:
Like New

Warranty:
1 Year

Definity TN556B ISDN-BRI 4-Wire Interface

  • 12 Ports connecting to ISDN-BRI terminals
  • Up to 8 ports can be used for adjunct switch application interface (ASAI) links
  • Each port operates at 192 kbps and has two B-channels and one D-channel
  • Has multipoint support - 24 terminals can be connected where each terminal uses one B-channel and shares the D-channel

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