Each extension port in the X16 system can support up to 4 unique telephone extensions. The 4 port connector was designed to allow up to four extensions to be connected to a single port in the X16 system. A maximum of four 4 port connectors can be used in any one X16 system.
Fully integrated phone system for reliable use Expandable up to 16 high-quality X16 digital speakerphones (sold separately). Requires the X16 communications server for operation. Connects up to 6 telephone lines with no need for an Internet connection. Backlit interactive blue LCD for easy use. Call waiting/caller ID displays the name and number of incoming calls. Call waiting/caller ID service required from your local telephone company. 12 speed-dial buttons for quick and easy access to frequently-called numbers. Features auto receptionist and voicemail. Includes self-install pack. UL Environment. XBLUE Networks X16 Corded Telephone System With Self-Install Pack, Charcoal is one of many Multi-Line Corded Phones available through Office Depot. Made by XBLUE Networks.