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| 21. | 
Model # VB-44560 | | This card supports E&M type tie line interface (Speech pass 4W / 2W, Control line 4W). THis signaling methods that are supported include Immediate and Wink methods. Each E&M card includes 4 circuits....Read More
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$213.46
|  Detail Box
In Stock |
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| 22. |
Model # VB-44021 | | Each added Expansion cabinet expands the system capability by an additional 96 ports. One or two Expansion cabinets can be installed on top of a Base cabinet. Up to four Expansion cabinets can be installe...Read More
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In Stock |
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| 23. |
Model # VB-44611 | | The Extension MDF Interface provides for connection from the cabinet to the MDF using standard 25-pair cables. A cable is run from the front of the extension card to the Extension MDF card. Each Extensio...Read More
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$64.97
ON SALE NOW!
| Detail Box
Regular Price: $84.97
You Save: $20.00 (24%)
In Stock |
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| 24. |
Model # VB-44630 | | This unit supports Basic Rate Interface (2B+D:144kbps) for S-point ISDN. Each card provides 4 BRI circuits....Read More
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Click here to contact Sales for pricing! | Detail Box
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| 25. |
Model # VB-44540 | | The PRI/23 card supports both S-point and T-point ISDN. Read More
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$1,169.97
| Detail Box
In Stock |
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| 26. | 
Model # VB-44510 | | The Loop Start Card supports up to 8 loop start CO lines of any flexible slot. This card meets UL1459 safety requirements, and can be directly connected to CO lines. Read More
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$155.45
| Detail Box
In Stock |
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| 27. |
Model # VB-44511 | | This card supports both Loop Start and Ground Start Trunks. Up to 8 CO lines of any combination of types can be connected. This card installs in any flexible slot. An internal -48V Power Supply (VB-44022...Read More
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$199.33
| Detail Box
In Stock |
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| 28. |
Model # VB-44460 | | This unit provides network synchronization and is required with digital circuits such as ISDN and T1. The SYNC card synchronizes the PCM clock with an outside resource. When digital circuits are used...Read More
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$262.73
| Detail Box
In Stock |
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| 29. |
Model # VB-44431 | | PCMCIA card that stores system memory for the CPC 576 processor card. Required when using the CPC 576. Read More
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Call For Pricing! | Detail Box
In Stock |
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| 30. |
Model # VB-44470 | | Special card used to mate with CPC 96 and CPC 288 processor card for software upgrades. Read More
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| 31. | 
Model # VB-44181 | | This card provides enhanced service functions such as two RS232C ports (9600bps), a Background Music input, and two-way external paging control....Read More
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In Stock |
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| 32. | 
Model # VB-44023 | | The Switch Box installs in the Base cabinet, and controls power for the Base cabinet and up to 2 Expansion cabinets(s) installed above it. When the power supply is turned on or off in th Base cabinet...Read More
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Click here to contact Sales for pricing! | Detail Box
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| 33. |
Model # VB-44550 | | The T-1 interface is a digital CO line card that provides up to 24 voice channels over a four-wire circuit....Read More
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$106.75
ON SALE NOW!
| Detail Box
Regular Price: $256.75
You Save: $150.00 (58%)
In Stock |
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| 34. |
Model # VB-444202 | | The TSW-288 provides the time switch circuitry required for up to 288 ports. This card must be used with the CPC-288. This unit installs in the first option slot of the first Base Cabinet. Only one car...Read More
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In Stock |
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| 35. |
Model # VB-444302 | | The TSW-576 provides the time switch circuitry required for up to 576 ports. This card must be used with the CPC-576. This card installs in the first option slot of the first Base cabinet. Only one car...Read More
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Click here to contact Sales for pricing! | Detail Box
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| 36. |
Model # VB-44519 | | 10 cables. Read More
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In Stock |
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| 37. |
Model # VB-44512 | | The Trunk MDF Interface card provides easy connection from the cabinet to the MDF via standard female 25-pair cables. This card supports Loop Start, Ground Start, and DID trunks. Since each of these trun...Read More
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$115.97
| Detail Box
In Stock |
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| 38. |
Model # VB-44150 | | This card contains 8 voice processing circuits. It can be used only with Built-In Voice Mail, either alone or in a 2-card combination of voice processing card types (4-circuit or 8-circuit). Read More
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Click here to contact Sales for pricing! | Detail Box
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| 39. |
Model # VB-44160 | | This card contains 4 voice processing circuits. It can be used with Built-in ACD. Built-In ACD uses only 1 voice processing card (the 4 circuit card.) Read More
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