Check the listing for details. Petsafe Dog NO Bark Control Training Shock Trainer Collar Stop Barking. Condition: Used. Listed at 19.91 USD. Manufacturer website : https://www.petsafe.com/product/basic-bark-control-collar/?sku=PBC-102 Item model number : PBC-102 Shipping for one $5.91 any additional only $2 ! This easy to use bark collar requires no programming and includes progressive correction. What does this mean? If your dog continues to bark, the static correction automatically increases to the next level. It also features an automatic safety shut-off which eliminates the risk of over correction. The receiver is designed for very active dogs and it even works well when wet. The exclusive perfect bark technology ensures consistent and effective training by detecting both sound and vibration from your dog. Questions? Just ask. We are a small family business and always happy to help. Features 6 levels of correction that adjust automatically Uses a vibration sensor to detect barking No programming is needed Perfect Bark technology eliminates false correction that can occur with other no-bark systems One of the lightest bark collar available (1.5 ounces) Adjustable dog collar that fits neck sizes from 8-28" Recommended for dogs over 15 pounds Waterproof collar offers your dog a comfortable and secure fit. One RFA-67 Battery included !