The Dartball board is 4 foot square.

Dartball darts are about 7" long, with 3 feathers and a steel tip.

The feathers originally used were actual turkey feathers, but now are synthetic, and come in many different colors.

Darts are pitched underhand 20 feet away from the board.

The official darts used in Wisconsin are Apex #2:

Darts and Boards For Sale
Travis Kehl - 262-719-8162
Light Cover Box and Dart Stand (Steve Peters) - Description and Order Form
Electronic Scoreboards - $150
Scoreboard is controlled with an Android App.  Download brochure