The YS600 is a high powered no bark collar that is smaller, lighter and more accurate than YS500. The YS600 bark collar features an Advanced Bark Sensor technology which will more accurately detect your dog's barking.

Features:

• Waterproof Receiver
• Low to High Stimulation
• Non-Stim High Performance Pager
• Advance Bark Sensor
• 10 Intensity Levels
• Persistent Bark Indicator
• For Dogs 35 pounds or larger
  
• 2 hour quick charge battery

Includes:

• Bark Collar with black 1 x 30 inch collar strap
• Rechargeable Li-Po battery
• 5/8 inch contact points
• Rubber contact caps
• Wall charger.