3-in-1 Remote Dog Training + Wireless Dog Fence + Automatic Voice-Activated Stop Barking Device With the new 3-in-1 design, the transmitter creatively combines the three modes of Remote Dog Training, Wireless Dog Fence and Automatic Voice-Activated Stop Barking in one fully functional and easy-to-operate unit.The function mode is set after both the transmitter and receiver have been turned on during use.Function summary: The transmitter has three modes: Dog Training mode, Wireless Dog Fence mode, and Automatic Voice-Activated Stop Barking. The transmitter has two signal channels, so that a transmitter can control one or two receivers.The receiver has the signal channel labeled 1 and 2. To use the Dog Training function, you need to select the signal channel and match the code.No code matching is required to use the Wireless Dog Fence mode and Automatic Voice-Activated Stop Barking mode. After pressing the function button of Wireless Dog Fence mode or Automatic Voice-Activated Stop Barking mode, both receivers 1 and 2 will automatically complete the mode swapping.Shock Strength Button: The electric shock is available in three strengths, namely large (L), medium (M) and small (S), and a separate suitable strength can be set for receivers No. 1 and No. 2 respectively. Mode swapping: 1. By pressing the button of the function mode you want to use, the product will directly enter that function mode. (To swap from Automatic Voice-Activated Stop Barking mode to Dog Training mode, you need to press the Stop Barking button to cancel the Stop Barking function, and then the transmitter automatically enters the Dog Training mode) The machine enters the Dog Training mode when it is turned on, and the signal channel defaults to No. 1.The Dog Training mode provides a signal distance of up to 1000 feet.To use the Dog Training mode, you need to select the matching signal channel and match the code. (The receiver has the signal channel labeled 1 and 2. After putting the receiver on your dog's neck, you should remember the receiver number, and then select the dog you want to train by pressing the signal channel selection button on the transmitter. Once selected, you can press the Dog Training function button to train one of the dogs separately.)The Dog Training mode has three functions: electric shock, vibration and sound. When the dog has bad behavior, press the Dog Training function button, the receiver will start warning immediately, and release the button, the receiver will stop immediately. How to swap to the Wireless Dog Fence mode: Press the Wireless Dog Fence +- button, the transmitter swaps to the Wireless Dog Fence mode when the display shows the signal transmission distance range.The Wireless Fence mode features 19 ranges of signal transmission distance centered on the transmitter. It is possible to set up a secure area for your pets in a circle with a radius of 40-600 feet.Fence function: The receiver sends out a warning when the dog goes out of the secure area. Warning method: First a warning tone for 3~5s, vibration for 3~5s, then electrostatic shock for 3s. If the dog does not return to the secure area after the cycle works three times, the receiver will keep sending out the warning tone until the dog returns to the secure area. How to swap to Automatic Voice-Activated Stop Barking mode: Press the Automatic Voice-Activated Stop Barking mode button, the display shows the Stop Barking icon, and the receiver's red power indicator flashes cyclically at the same time, then the product has entered the Automatic Voice-Activated Stop Barking mode.Principle of Automatic Voice-Activated Stop Barking mode: When the dog barks in excitement, his body vibrates along with it. The product is designed to determine whether a stop-bark warning is issued by monitoring the amplitude of the dog's barking and body vibration.Warning method: First a warning tone for 2s, then vibration for 3s, and finally electrostatic shock for 3s. The stop-barking warning continues as the dog barks and stops immediately when the dog stops barking. High Waterproof Grade High waterproof grade: With wireless charging technology, the product has no socket in its exterior and is fully sealed, the dog submerged underwater 10 feet receiver will not enter the water. Wireless Charging There are two ways to charge the transmitter. It can be charged with a charging cable inserted into the charging hole, or it can be placed on a wireless charger for wireless charging.A charging mark is affixed to the bottom of the transmitter and receiver. Place the side with the charging mark facing down and center it on the wireless charger. Package Included Remote Transmitter: 1Dog collar receiver: 1Wireless Charger: 1Test light: 1Power adapter: 1Charging cable: 1Conductive post: 4Lanyard: 1English manual: 1