The K16 EXT uses the incredible K16 keyer IC. It requires an external power source of 7-12 volts. It is intended to be embedded in an existing radio or installed in a user supplied enclosure with message pushbuttons, speed control, paddle interface and MOSFET outputs. The K16 is assembled and tested.
K16 EXT Keyer Features :- You need to refer to the full manual for all the extensive features that make this the choice for professional CW operators.