The Panasonic KX-TDA0290 hybrid IP ISDN primary rate access interface (PRI 23) has 24 ports per card -23 B channels and 1 D channel. External channel service unit (CSU) is required. One card requires one universal card slot.
- Primary Rate Interface Card
- Supports 23 B Channels & 1 D Channel
- Requires 1 Free Slot
- External Channel Service Unit Required
Works With The Following Systems:
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