MFJ-401E, KEYER, ECONO KEYER II WITH MEMORY

The same as MFJ-407E except weight and tone controls are adjusted internally and doesn’t have a tune switch. Use 9 volt battery or 110 VAC with MFJ-1312D, $15.95. 4 x 1 3/4 x 3 1/4 inches.
The same as MFJ-407E except weight and tone controls are adjusted internally and doesn’t have a tune switch. Use 9 volt battery or 110 VAC with MFJ-1312D, $15.95. 4 x 1 3/4 x 3 1/4 inches.