Audio interface devices for recording, manipulating, modeling, reproducing, organizing and transmitting audio files; electronic products for the manipulation of audio signals, namely, audio processors for use with real or virtual musical instruments, audio amplifiers, audio mixers, speakers and public address systems; analog to digital converters; digital to analog converters; sound amplifier; audio pre-amplifier; digital signal processors, namely, digital signal processors used as a sound management system that provides digital audio signal manipulation for use with real or virtual musical instruments; computer software for recording, manipulating, modeling, reproducing, organizing and transmitting audio files; computer software for connecting musical instruments to audio interface devices; computer software for connecting musical instruments to electronic products, namely, electronic musical instruments, audio amplifiers, audio mixers, speakers, and public address systems
Electrical and Scientific Apparatus