Samsung Prostar 816 2CO/4SLT Expansion Card (Refurbished)

The Samsung 2CO / 4SLT card is intended for use with the Samsung Prostar 816 and 816+ phone systems ONLY!

This card fits into one of the two available card expansion slots inside the Prostar 816+ phone system.

This card provides circuits for 2 phones.

This card provides circuits for 4 Single Line Telephones (hence the SLT). This would mean analog devices, like faxes machines, door phones, 3rd party voicemail ports, credit card machines and such.