Bark collars and invisible fences make your dog ... Used properly, e-collars are an invaluable means of long-distance communication, allowing you to correct a dog immediately in such a way that ...

When we’re ready for the next step, I’ll certainly use them for reinforcement at a distance ... Shock Collar for Dogs on a Bird Hunt Pennsylvania’s Thor Kain trains his dogs all year long ...

Sean O'Shea tells CBS News correspondent Don Dahler he's used shock collars ... maker of e-collars told CBS News they are both safe and humane and that, "there is no evidence of long-term harm ...

Watch this: Dog collars that shock, spray and beep to control barking Shock collars have been around a long time, and today they are often known by the friendlier euphemism of "static collar." ...