Dogtra YS300 Bark Activated No-Bark Collar Small to Medium Dogs

The Dogtra YS300 is a bark activated no-bark collar made for small to medium-sized dogs. The sound recognition sensor uses a microprocessor to distinguish between the dog’s bark and the surrounding ambient noise. The YS300 is fully waterproof and comes with a 2-hour rapid charge battery and charger. Package Contents:Bark Collar with collar strapLithium Polymer Battery ChargerOwner's ManualPlastic Dummy Contact Points "Bark Recognition" that distinguishes dogs barking from its surrounding ambient noisesNon-electrical stimulation vibration warning prior to the stimulation6 intensity levels (2-7) for a wide variety of dispositionsFits dogs as small as 10 lbs (Receiver weight: 4.0 ounces)2-hour rapid charge Lithium Polymer batteriesLED battery life IndicatorFully waterproofWarranty - 1-Year WarrantyPower - Low to MediumBatteries - Lithium Polymer (Rapid Charge)Pager Mode (Vibration) - Yes, prior to stimulation.