No Bark Shock Collar for small and medium dogs. The newest intelligent no bark shock collar will make your dog stop barking within 5 days. Collar features adjustable sensitivity and progressive shock. It also has auto shut-off for 2 minutes after the 5th shock to protect your pet.

Suitable for small and medium dogs from 8 to 40 pounds.

Main Features:

• Throat Vibration activation collar. 
• Wont shock your dog if your dog doesnt bark excessively.
• Safety shut-off feature for 2 minutes after 5 shock consecutive shocks.
• Adjustable level of vibration sensitivity to dog's barking behavior.
  
• Low battery consumption.