www.sportdog.com - Category Manager Clay Thompson walks you through changing the modes on your SportDOG Brand 425 (SD-425). Changing the mode on your transmitter allows you to customize your training experience. This video also applies to the FieldTrainer 425S, WetlandHunter 425CAMO and SportHunter 825 systems (SD-425S, SD-425CAMO, SD-825).
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