8518220009 under HS Code 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; AUDIOFREQUENCY ELECTRIC AMPLIFIERS; ELECTRIC SOUND AMPLIFIER SET - LOUDSPEAKERS, WHETHER OR NOT MOUNTED IN THEIR ENCLOSURES: MULTIPLE LOUDSPEAKERS, MOUNTED IN THE SAME ENCLOSURE, 8517620009 under HS Code Others, and 8543900000 under HS Code ELECTRICAL MACHINES AND APPARATUS HAVING INDIVIDUAL FUNCTIONS, NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER - PARTS. were the top exported HS Codes by YAMAHA MUSIC LLC in 2021.