9 MESSAGE AND/OR DATA ENTRY, PROCESSING, TRANSMISSION, EXCHANGE, STORAGE AND OUTPUT DEVICES, NAMELY KEYBOARDS, COMPUTERS, DISPLAYS, PRINTERS, VIDEO MONITORS, DATA TERMINALS; ELECTRICAL DEVICES AND REMOTE CONTROL DEVICES, FOR SOUND RECORDING, TRANSMITTING AND REPRODUCING, NAMELY MICROPHONES, MICROPHONE LOUDSPEAKERS, EARPHONES, HEADPHONES, HEADSET, LOUDSPEAKERS, ELECTRO-ACOUSTIC AMPLIFIERS, MICROPHONE CONTROL CONSOLES, MIXER CONSOLES, CHANNEL SELECTION AND MONITORING CONSOLES, REMOTE CONTROL OPERATING PANELS, SOUND RECORDERS; WIRELESS OR WIRED TRANSMITTERS, RECEIVERS AND INFRARED EMITTERS; READY TO USE ELECTRICAL CABLES; POWER SUPPLY PACKS; VOLTAGE TRANSFORMERS AND REGULATORS; AND PARTS THEREFOR