Description
The Panasonic KX-TD290 Primary Rate Interface ISDN Expansion Unit features:
• Adds one Primary Rate Interface (PRI) ISDN line
• This unit can only be installed in the KX-TD1232 main KSU release 6 and above
• One PRI ISDN line adds 30 outside lines to the system
• Requires a Panasonic KX-TD112 PLL card (Clock card)
• Refurbished
• One -Year Warranty