Earphones; loudspeaker systems; loudspeakers; [ computer application software for mobile phones, tablets, or personal computers, namely, software for controlling loudspeakers, loudspeaker systems; batteries; ] communications headsets for use with communication radios, intercom systems, or other communications network transceivers; headphones; headsets for cellular or mobile phones; microphones; remote controls for audio or video products, namely, audio speakers, amplifiers, receivers, CD play...