Obedience class is now in session. And your dog will quickly get up to speed with this DT Systems D.O.G. Director 700 Remote Dog Trainer. It's equipped with a 700-yard range and easy-use design that makes it a great all-around E-collar trainer. The exclusive MAXX-Range 360 technology ensures a positive FM signal reception no matter the terrain. Gentle Touch stimulation gives you 10 levels of nick and continuous stimulation levels to choose from. The RapiDial posi-lock selector knob easily adjusts at your fingertips to ensure you're on the correct setting. And patented one-touch inchJump inch feature instantly goes to a higher or lower level of stimulation, plus is programmable to any stimulation level from 1-10. You can also choose vibration assist and beeping tone training options. Quick-charge batteries with SmartLED light lets you know when charging is complete and how much charge is left during use. Plus, the D.O.G. Director 700 system is completely waterproof, so you'll never have to think about the weather or your training environment while class is in session. 700-yard range Exclusive MAXX-Range 360 Internal Collar Antenna System offers 360 degrees signal reception in all terrain 10 easily adjustable Gentle Touch levels of nick (.5 sec) and continuous (to 8 sec.) stimulation levels RapiDial posi-lock selector knob ensures the proper setting Includes vibration assist (no-shock vibration-training option) and beeping tone training modes Patented inchJump inch one-touch option instantly goes to a higher or lower level of stimulation inchJump inch is user programmable to any stimulation level from 1-10 Lightweight, compact collar design is completely waterproof and fully adjustable Collar fits small to large dogs (6-22 inch neck size) Expandable to 2-dog or 3-dog system with DD 700 add-on collars (not included) Collar includes rechargeable quick-charge Li battery (2-3 hour charge time) Remote uses easily replaceable 9V