Dogtra® 640X Remote Dog Training Collar arrak outdoor A prong collar only works

A prong collar only works when it's fitted correctly — worn wrongly it's both useless and unkind

not to the collar's length

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

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

it lets you fine-tune and alternate stimulation to each dog's exact needs

Dogtra® 640X Remote Dog Training Collar arrak outdoor A prong collar only worksGive 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