With the Delta SE Bundle handheld and dog collar you and your canine companion have everything you need to sit stay and play. The handheld has three small ergonomic buttons; a slide switch allows you to train two dogs at once; three ways to train- stimulation tone and vibration; to stay connected with your dog at up to a half-mile range and a tactile dial for adjustments. The bundle contains Delta SE handheld Delta SE dog collar black 0.75″ wide collar strap charging clip (for dog collar) USB-C cable short and long contact points with wrench lanyard and documentation.