Amplifiers; Earphones; Headphones; Megaphones; Acoustic conduits; Acoustic couplers; Acoustic membranes; Acoustic separation units; Cabinets for loudspeakers; Computer hardware and recorded computer software programs sold as a unit for the integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multimedia applications; Horns for loudspeakers; Downloadable computer software for controlling the operation of audio and video devices; Downloadable computer software for manipulating digital audio information for use in audio media applications; Downloadable computer software for use in the safeguarding of digital files, including audio, video, text, binary, still images, graphics and multimedia files; Downloadable computer software to control and improve computer and audio equipment sound quality; Downloadable computer software to enhance the audio-visual capabilities of multimedia applications, namely, for the integration of text, audio, graphics, still images, and moving pictures
Electrical and Scientific Apparatus