Previously owned Panasonic KX-TDA15 Hybrid IP PBX Telephone System CCU.
This unit will support ISDN2e ( Sip Trunk or Analogue Lines with additional cards fitted) 
Recently recovered from a clean office environment .
Equipped with the base DHLC4 ( 4 port Hybrid Extension card ).
With Power Lead, Power Adapter and Panasonic SD Card,
System has been tested with all ports working, and fully defaulted .