9 Microphones and microphone accessories, namely, microphone cables and boom poles, shock mounts for microphones, microphone stands, switches for microphones, switching boxes for microphones, receivers and transmitters for radio microphones; microphone sound mixers, guided tour microphone systems comprised of headphones, microphones, radio receivers, radio transmitters, earphones, battery chargers; headsets for use with microphones or audio transmitters; portable induction loop systems comprised of audio amplifiers, audio cables, power supplies, microphones, radio transmitters, [ batteries, loudspeakers; ] paging apparatus, [ intercom, ] power adapters and power supplies, wireless microphones, amplifiers, loudspeakers