Radio Morse Code Autokey Morse Code Beginner II CW Trainer Ham Radio Morse Code MORSE CODE BEGINNER II Exercise supports automatic and manual key learning key, you can also use automatic key analog BUG keys Wide operating voltage range. Supports headphones, headphone volume is adjustable. You can choose whether to connect radio sound off the rear to accommodate a variety of radio stations. Automatic key support operation, struck alternately hair, the last point designated memory function. Practice and test mode can be copied to listen and send code training, sequential and random choice of two modes.