Dogtra 280C ½-Mile Remote Training Dog E-Collar with 127 Stimulation LevelsAdvanced simplicity is what we strived for with the Dogtra 280C e collar, offering all the key essentials for dog training in an ultra compact unit without sacrificing the benefits of a remote training tool. This is the perfect remote training tool for basic obedience or field training where you need a reduced size receiver collar for a smaller dog. It is designed for dogs as small as 10 pounds. The 280C e collar is packaged with the smallest ultra