Panasonic KX-NS300 Smart IP PBX System KX-NS300 Starts from 6 analogue trunks and 18 extensions Up to 192 extensions with Expansion Unit Panasonic KX-NS700 Smart IP PBX System KX-NS700 Starts from 8 extensions Up to 288 extensions with Expansion Unit Panasonic KX-DT500 Series Digital Phones KX-DT521 / KX-DT534 LCD Display 8 /24 CO Buttons Digital Speakerphone Support 60-DSS console module Request For A Quotation Or Call 6816 3006 Please prove you are human by selecting the star.