“[Everyone] wants an e-collar that is very easy to use, will work when they need it to and offers the best value for their dollar. The e-collars offered by SportDOG Brand fit the bill.”Chris Akin, Webb Footed Kennels
The tone function on SportDOG remote trainers is a versatile button. Some folks like to use the tone button as a warning sound for their dog before delivering stimulation. Another use would be to "tone" your dog each time it gives you a positive response to a command.