Amplifiers; Apparatus for recording, transmission or reproduction of sound; Electroacoustic transducers; Electronic controllers for sound processing; Electronic products for the generation, measurement, and analysis of audio signals, namely, audio analyzers; Electronic sound mixing, processing and synthesizing apparatus; Loudspeakers; Loudspeakers with built in amplifiers; Programmable electronic controllers for sound processing; Sound mixers; Sound mixers with integrated amplifiers
Electrical and Scientific Apparatus