Heading 8518
Microphones and their stands; loudspeakers, mounted or not in their enclosures; headphones and earphones, combined or not with a microphone, and sets of a microphone and one or more loudspeakers; audio-frequency and electric sound amplifiers and sets
851810
Microphones and stands therefor
851821
Loudspeakers; single, mounted in their enclosures
851822
Loudspeakers; multiple, mounted in the same enclosure
851829
Loudspeakers; not mounted in their enclosures
851830
Headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers
851840
Amplifiers; audio-frequency electric
851850
Amplifier sets; electric sound
851890
Microphones, headphones, earphones, amplifier equipment; parts of the equipment of heading no. 8518