YS-300 Yapper Stopper
recognizes bark sound vs surrounding noise. 7 levels of correctdion. 2 hour quick charge. Bark Recognition that distinguishes a dogs barking from its surrounding ambient hoises. Non-electrical stimulation vibration warning prior to the stimulation,. 6 intensity levels (2-7) for a wide variety of dispositions,. Fits dogs as small as 10 lbs (receiver weight: 4.0 ounces),. 2 hour rapid charge Lithium Polymer batteries.