Acoustic insulation articles and material, namely, non-metallic acoustic board for ceilings insulation; acoustic insulation articles and material, namely, non-metallic sound-damping ceiling coverings; acoustic insulation articles and material, namely, non-metallic sound-adsorbing ceiling coverings; acoustic insulation articles and material, namely, non-metallic sound-damping wall coverings; acoustic insulation articles and material, namely, non-metallic sound-absorbing wall coverings; acousti...

computer hardware and software for use in recording and reproduction of audio, other than professional music, video, and other digital input