Features:
1.4 in one function: automatic bark control mode + vibration + electric shock + sound
2. The remote control and receiver can be charged repeatedly, and the receiver is waterproof
3. The receiver has manual mode and automatic mode, one more automatic mode than the products on the market.
4. The remote control uses a built-in antenna, which is a product on the market that uses a built-in antenna.
5. Vibration, electric shock, 7-speed adjustment of sensitivity in automatic mode, convenient for customers to use.
6. In the automatic mode, the sensitivity of the receiver's vibration and electric shock can be adjusted through the remote control, which is convenient for customers to use.
7. Control distance: 800 meters in a straight line without interference.
8. The receiving frequency of the receiver is: 433Mhz