2 x 4 SLI This card provides two Caller ID-compatible loop start C.O. Lines, four SLI ports for industry standard single line telephones and the ability to provide a loop disconnect signal.
2 x 4 DLI This card provides two Caller ID-compatible loop start C.O. interfaces and four 1B+D DLI ports. KDb’s cannot be used with this card. This is the same card used on the DCS Compact and 50si.
Model: 816 KEYSET
Power at your Fingertips - Optional features on most telephones come standard on the Prostar 816 Plus. Every 816 model comes with a built-in speakerphone, eight line keys and...