telecommunications products; namely, cordless telephones, wireless telephones and public pay telephones

noise cancellation and attenuation apparatus and circuitry reducing or attenuating noise for use in video teleconferencing

land, air and marine motor vehicle exhaust system parts; namely, electronic mufflers

telecommunications products; namely, telephones, audio headsets; stereophonic headphones; noise cancellation and attenuation apparatus and circuitry reducing or attenuating noise for use in telephones, cordless telephones, wireless telephones, public pay telephones and audio headsets