Vband CW key trainer hand key practice connector Morse code trainer radio transmission learning Lakey

Vband website special connector, Vband exerciser, open the Vband website, set the key type, you can practice sending.

The product is well designed. Mini exerciser.

Automatic recognition, hand keys automatic keys can be used

The product is a 3.5mm small plug. 6.5 Large plugs cannot be used.