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| 21. | 
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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| 22. |
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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| 23. |
Model # VB-44514 | | This Loop Start Card supports up to 4 loop start CO lines and can be installed in any flexible slot. The card meets UL 1459 safety requirements, and can be directly connected to CO lines. Read More
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$189.97
| Detail Box
In Stock |
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| 24. | 
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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$203.97
ON SALE NOW!
| Detail Box
Regular Price: $248.97
You Save: $45.00 (18%)
In Stock |
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| 25. |
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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$219.70
| Detail Box
In Stock |
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| 26. |
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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| 27. |
Model # 44030-PS | | Replacement Power Supply For Panasonic DBS 576 HD Cabinet (Model # VB-44030). Does not Include Power Cord. Read More
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$249.97
| Detail Box
In Stock |
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| 28. |
Model # VB-44132 | | This 4-port card is the same as the API (VB-44131), above, but installs in special IS2 slot, and does not occupy a free slot. External interface: RS232C port (19200bps maximum) Read More
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$120.15
| Detail Box
In Stock |
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| 29. |
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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$249.97
ON SALE NOW!
| Detail Box
Regular Price: $399.97
You Save: $150.00 (38%)
In Stock |
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| 30. |
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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$139.30
| Detail Box
In Stock |
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| 31. |
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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$1,319.25
| Detail Box
In Stock |
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| 32. |
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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$222.50
| Detail Box
In Stock |
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| 33. | 
Model # VB-44580 | | 8 Ports of VOIP maximizes data network by enabling voice packets to be transmitted over the same data network. Card connects directly to the back plane of the 576, providing voice trunk lines over standar...Read More
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$978.60
| Detail Box
In Stock |
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