8518.30.91 | 00 | Microphones and stands therefor; loudspeakers, whether or not mounted in their enclosures; headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers; audio-frequency electric amplifiers; electric sound amplifier sets. - Headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or more loudspeakers - Other: - Headphones, including earphones, and telephone headsets | NMB | Free | CCCT, LDCT |