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Adidas' miCoach Smart Ball is pricey at $200, £145, but the feedback it provides is invaluable for some players.

Published:Caption:Photo:Josh Miller/CNET

Upon opening, the companion app immediately prompts you to kick it and get going.

Published:Caption:Photo:Josh Miller/CNET

The ball has 12 separate Bluetooth sensors suspended inside, as well as a charger, but you'd never know it just by looking at it.

Published:Caption:Photo:Josh Miller/CNET

Before you practice your shots, line up the top arrows with your target.

Published:Caption:Photo:Josh Miller/CNET

Make sure the Adidas logo is facing you, and head back to the app where it says "Tap when ready to kick."

Published:Caption:Photo:Josh Miller/CNET

Once you hear a whistle from the app, kick it!

Published:Caption:Photo:Josh Miller/CNET

The ball gives you immediate feedback on the speed and spin of your kick.

Published:Caption:Photo:Josh Miller/CNET

In addition, the app graphically displays the curve of your shot.

Published:Caption:Photo:Josh Miller/CNET

Adidas says the Smart Ball will last for 2,000 kicks -- much more than most people take in a 2-hour practice.

Published:Caption:Photo:Josh Miller/CNET
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