• Finest, most true-to-life putting surface


• Features 72 electronically changing contours. Patented technology creates a variety of different contours including: uphill, sidehill, left, right, and even double dips


• Keeps score of every 1, 2, or 3 putt for up to 4 players on 9 or 18 holes


• Displays/announces players turn, hole number, penalty strokes, and average putts-per-player


• Even cheers for a hole-in-one

http://www.gl-tech.com/ultimate.html