[Class : 9] Audio Speakers; Acoustic [Sound] Alarms; Amplifiers; Amplifying Tubes; Amplifying Valves; Audiovisual Teaching Apparatus; Batteries, Electric; Battery Chargers; Cabinets For Loudspeakers; Camcorders; Chargers For Electric Batteries; Chips [Integrated Circuits]; Compact Discs [Audio Video]; Compact Discs [Read Only Memory]; Computers Peripheral Devices; Discs (Compact ) [Audio Video]; Discs; Dvd Players; Hands Free Kits For Phones; Headphones; Integrated Circuits; Juke Boxes For Computers; Juke Boxes, Musical; Kits (Hands Free ) For Phones; Loudspeakers; Megaphones; Microphones; Mouse [Data Processing Equipment]; Mouse Pads; Peripheral Devices (Computer ); Pointers (Light Emitting Electronic ); Printed Circuits; Projection Apparatus; Radios; Receivers (Audio And Video ); Semi Conductors; Sockets, Plugs And Other Contacts [Electric Connections]; Sound Recording Apparatus; Sound Transmitting Apparatus; Stereos (Personal ); Transistors [Electronic]; Vacuum Tubes [Radio]; Video Recorders