HAMPBIRD

Headphones; Megaphones; Microphones; Acoustic membranes; Audio mixers; Audio mixing consoles; Cabinets for loudspeakers; Connections, electric; Downloadable computer software to control and improve computer and audio equipment sound quality; Downloadable mobile applications for music education; Downloadable music files; Electric cables and wires; Electric and electronic effects units for musical instruments; Electrical pickups for use with musical instruments; Equalizers being audio apparatus; Recording and playing devices for sound and image carriers