Electro-dynamic apparatus for the remote control of signals; Extension cords; Power adapters; Remote control telemetering machines and apparatus; Timers; Wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems, namely, remote metering systems, gas and liquid cylinders, vehicle tracking devices, energy and utility systems, security systems, lighting systems; Earphone accessories, namely, earphone cushions, ...