Open Box MFJ-401E Morse Code Keyer for Iambic Paddles SN112772

Open Box MFJ-401E Morse Code Keyer for Iambic Paddles SN112772. Not in original box.

The MFJ-401 Series are a microprocessor-controlled keyers that provides iambic key operation and dot-and-dash memory to make sending perfect code easier. They have tunable code speeds, code weights, and sidetone frequencies; they support both direct and grid-block keying outputs. You also get to choose between Iambic Type "A" and Type "B" keying.