Radio Systems, based in Charlotte, is the company behind PetSafe, a well-established pet products brand founded in 1991. They design and sell a range of pet care items for dogs and cats, including self-cleaning litter boxes, pet doors, fencing systems with GPS tracking, training collars and harnesses, fountains, feeders, and toys. They also provide pet care advice through their website and blog. Referral partners might consider recommending Radio Systems to customers looking for pet containment, training or convenience products, or passing their customer enquiries to pet trainers, vets, or pet-sitting services.