Deluxe Bark Control Collar inhibits nuisance barking with adjustable levels. When your dog barks, a harmless static correction is emitted. There are 18 levels of correction. The collar automatically adjusts the level of static correction to your dog's temperament. Deluxe Bark Control Collar is safe and effective training method. 3 correction modes, each with 6 levels of Static Correction that automatically adjust to your dog's temperament The most reliable bark detection technology available Low battery indicator One of the smallest and lightest units available at on 1.5 oz Adjustable collar for neck sizes 6 FOR DOGS OVER 8 lbs. Click here to download operating and training guide in pdf format. You probably do not have the Flash Player installed for your browser or the video files are misplaced on the server!