Showing 433 - 480 of 2283 products

Avaya Avaya Partner 12G1 108319963 Remote Access PC Card (Refurbished)

$35.00

ESI ESI 5000-0374 IVX E2 A12 Analog Station Card (Refurbished)

$495.00

NEC NEC DS2000 80041B 8-Port Analog Station Card (Refurbished)

$159.00

NEC NEC DS2000 80041A 8-Port Analog Station Card (Refurbished)

$260.00

Samsung Samsung 4TRM KPOS71BTRM/XAR Loop Trunk Interface Module (Refurbished)

$79.00

Sangoma Technologies Inc. Sangoma A101D A101 Single Span T1/E1/J1 PCI Card with Echo Cancellation Hardware

$799.00

Sangoma Technologies Inc. Sangoma A200BRMD A200 PCI Base Analog Card with Echo Cancellation Hardware

$436.00

Sangoma Technologies Inc. Sangoma A400BRME A400 Base Eremora PCI Express

$358.00

Sangoma Technologies Inc. Sangoma 2-Port FXO Chip

$128.00

Sangoma Technologies Inc. Sangoma 1-Port T1/E1/J1 PCIe Card with Echo Cancellation Hardware

$1,170.00

Sangoma Technologies Inc. Sangoma 2-Port FXS Chip

$122.00

Vertical Vodavi Vertical Vodavi VS-5500-80 Voice Mail Interface Board

$1,061.00

Vertical Vodavi Vertical Vodavi VS-5533-24 24 SLT Interface Board

$740.00

Vertical Vodavi Vertical Vodavi VS-5533-12 Interface Board

$444.00

Vertical Vodavi Vertical Vodavi VS-5531-51 T1/PRI Interface Board

$1,025.00

Vertical Vodavi Vertical Vodavi VS-5531-12 12 LCO Interface Board

$627.00

Vertical Vodavi Vertical Vodavi VS-5531-08 8 LCO Interface Board

$439.00

Vertical Vodavi Vertical Vodavi VS-5531-04 4 LCO Interface Board

$227.00

Vertical Vodavi Vertical Vodavi VS-5532-24 24 DKT Interface Board

$456.00

Vertical Vodavi Vertical Vodavi VS-5532-12 12 DKT Interface Board

$303.00

Vertical Vodavi Vertical Vodavi VS-5532-08 8-Port DECT Interface Board

$1,254.00

Vertical Vodavi Vertical Vodavi VS-5532-04 4-Port DECT Interface Board

$764.00

Vertical Vodavi Vertical Vodavi VS-5530-08 Summit 800 MPB 800 Main Processor Circuit Card

$1,460.00

Vertical Vodavi Vertical Vodavi VS-5537-128 Summit 800 VOIB 128-Port

$1,984.00

Vertical Vodavi Vertical Vodavi VS-5030-00 Summit Modem Unit

$54.99

Vertical Vodavi Vertical Vodavi VS-5032-99 4-Channel Wireless DECT Interface Card

$513.00

Vertical Vodavi Vertical Vodavi VS-5080-03 48-Port VoIP Expansion Card

$792.99

Vertical Vodavi Vertical Vodavi VS-5080-02 VM Memory Expansion Card

$398.00

Vertical Vodavi Vertical Vodavi VS-5080-01 VM Memory Expansion Board

$341.00

Vertical Vodavi Vertical Vodavi VS-5080-00 VM/VoIP Resource Unit

$650.00

Vertical Vodavi Vertical Vodavi VS-5035-00 Summit T1/PRI Interface Board

$929.00

Vertical Vodavi Vertical Vodavi VS-5033-416 4 x 16 SLT Expansion Board

$621.99

Vertical Vodavi Vertical Vodavi VS-5032-48 Expansion Board

$0.00

Mitel Mitel 3000 618.5005 Ports Expansion Module 0x8 (Refurbished)

$289.00

NEC NEC NEAX 2400 PA-32IPDA Card (Refurbished)

$745.00

Mitel Mitel BHJ0022B EIP1-8 VOIES IP Media Module

$724.00

Mitel Mitel 5000 580.2100 4-Port Single Line Module SLM-4

$389.00

NEC NEC 1091044 DSX 4-Port VoIP Gateway Daughter Board (Refurbished)

$170.98

Comdial Comdial DXP DXSRV Services Board Circuit Card (Refurbished)

$49.00

Nortel Networks Nortel NT9X62CA DMS-100 4-Port DS-512 (Refurbished)

$550.00

Nortel Networks Nortel Meridian NTDW65AAE5 CS1000 ITG-MSPD 32-Port Media Card (Refurbished)

$349.00

Nortel Networks Nortel Meridian NT6D80AB MSDL Card (Refurbished)

$57.99

Nortel Networks Nortel Meridian NT8D04BA Superloop Network Card (Refurbished)

$85.00

Nortel Networks Nortel Meridian NTRB53AA CC-S3/S4 Global Clock Controller Card (Refurbished)

$179.00

Nortel Networks Nortel Meridian NT4N65AC Option 61 and 81 2-Port Compact Core Network Interface Card (Refurbished)

$249.00

Nortel Networks Nortel Meridian NTBK51AA Downloadable DCHI for DDP DS (Refurbished)

$139.00

Nortel Networks Nortel Meridian NT8D17HC Conference TDS Card (Refurbished)

$2,999.00

Nortel Networks Nortel Meridian NT4N48BA System Utility Circuit Card (Refurbished)

$179.00

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2283 products

Upgrade And Replace Your Phone System Cards

Keep your business phone systems voicemail updated with our Phone System Cards. They are located and installed into your KSU, Key Service Unit. Most phone system cards will snap into place requiring very little installation. Once it is installed all of your office phones will be updated. Voicemail features and commands can start working again and your voicemail system will be up and running. We carry a variety of phone system cards to fit the model of your business telephone.

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Upgrade And Replace Your Phone System Cards