The SportDog standard 6 is easy to use. It's also one of the best for value.

It features 6 levels of progressive correction and no programming is needed.

The unit is waterproof and the is collar adjustable to neck sizes from 6 to 28 inches.

The cheap and widely available RFA-67 battery are good for 6 months.

The Standard 6 is the lightest bark collar available at only 1.5 ounces

This unit comes with a Lifetime Limited Warranty.