Cart 0
Avaya Definity TN556 BRI ISDN Line Circuit Card V1 (TN556DV1) Refurb

Avaya Definity TN556 BRI ISDN Line Circuit Card V1 (TN556DV1) Refurb

Avaya (Avaya Red)

Shipping calculated at checkout.
Log in to purchase
Provides 12-ports connecting to ISDN-BRI terminals. Each port uses TXT TXR PXT PXR signal leads and ranges up to 3300 feet maximum from the system to the voice terminal.

We Also Recommend

Call for Availability
Nortel M3901 Single Line Feature Phone, Charcoal, Renewed

Nortel M3901 Single Line Feature Phone, Charcoal, Renewed
Call for Availability
Avaya J189 IP Phone (700512396) Refurb

Avaya J189 IP Phone (700512396) Refurb
Call for Availability
Avaya 9408 Digital Set (700508255) TAA Compliant Unused

Avaya 9408 Digital Set (700508255) TAA Compliant Unused
Call for Availability
Avaya IX Conference Phone B199 (700514246) Unused

Avaya IX Conference Phone B199 (700514246) Unused
Call for Availability
Avaya B109 IP Conference Phone (700514009) Unused

Avaya B109 IP Conference Phone (700514009) Unused

Net Orders Checkout

Item Price Qty Total
Subtotal $0.00
Shipping
Total

Shipping Address

Shipping Methods