Trixie Dog Activity Memory Trainer 3.0Trixie Dog Activity Memory Trainer 3. 0 challenging game for skilled pets: treats are released by pressing the remote control regulate the release of treats using the rotating reservoir with the adjustable opening located inside the food dispenser increase the level of difficulty with increased distance between the release button and the food dispenser; the remote release button can be up to 43 yards from the treat dispenser release button attaches to