8518300010
- 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
- For use in civil aircraft