MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Provides on-premises fxs signaling to connect directly to std. Telephone, fax machine, etc. And supplies ring, voltage and dial tone; includes loop-start and ground-start signaling suport; did trunks from the central office can be connected for off-premises connections; signaling support in did mode includes immediate, delay dial and wink start; supports up to 8 ports in did mode
