AT&T Merlin 410 Control UnitThis system is the Merlin 410 Control Unit. In its basic state it is configured for 4 lines and 10 phones. It is compatible with most Merlin phones including but not limited to the Merlin 5 button, Merlin 10 button, Merlin BIS 10, Merlin HFAI 10, Merlin BIS 22 and 22D, Merlin BIS 34 and 34D, Merlin 34 Deluxe, and Merlin SP34. This Control Unit does include the Feature Pack 1 or 2 or MOH Module which may be required for some features to function. |





