“Hidden Fence brand® Professional Series R9 Receiver Collar is “state-of-the-art”.
It masters the dog containment technology.
Professional Series receiver collars have exclusive features that ensure the greatest possible care with your pet, along with flexibility for your pets training.
7 Levels of Stimulation (widest range)
2-Year Battery Life (best in the industry)
Low Battery warning light
Waterproof (warranted for swimming!)
SafeLink FM Digital®
8khz or 4khz