Dogtra® 640X Remote Dog Training Collar arrak outdoor controllable stimulation to manage the

controllable stimulation to manage the most intense and hard-driving working dogs

Interlocking plastic links — add or remove links to adjust the fit

We recommend purchasing Larry Krohn's E-collar training book in combination with this product

controlling two dogs independently from one rugged transmitter on tactical 33-inch bungee collars

Dogtra® 640X Remote Dog Training Collar arrak outdoor controllable stimulation to manage theGive your dog the freedom of a safe, reliable off lead life. The Dogtra 640X is modern, humane training equipment from Dogtra's new generation X Series the gentler output model in the range, ideal for mild to moderately stubborn dogs. Fully waterproof (IPX9K) with an intuitive front and centre command button, it gives clear, consistent communication at up to half a mile, and with 100 precise stimulation levels plus Boost and XPP vibration you can find