Electric buzzers; Transmitter and receiver used to locate lost pets; Electronic animal confinement unit comprising transmitters, electrical transformers, wires, and receiver collars; Dog whistles; Transmitters of electronic signals; RFID tags worn by pets that activate pet care devices; Electric bark control dog collars; Electric bark control dog collars featuring indicate training device, e.g., citronella spray, static electricity, etc.; Electronic collars to train animals; Electric fences; ...