Description
Button Add On – three-button add-on for computer-free settings control and CW memory record/playback. Comes in a 3D-printed case. Compatible with Vail Basic, Advanced, and DIY builds. Not compatible with Vail Lite.
Buying a Vail adapter on the same order? Don’t add the Button Add On separately here – instead choose Button Add On: Yes on the adapter’s product page. It ships pre-fitted and works out cheaper.
- Speed (5–40 WPM), sidetone (42 tones), key-type select
- 3 CW memory slots (25s each), record/playback
Assembled $11 · DIY Kit $10. Free shipping included.
