Description: EMERGENCY COMMUNICATION AND AUDIO VISUAL CALL SYSTEMS-NAMELY, ALARM AND WARNING LIGHTS, AUDIO EVACUATION (LIFE SAFETY) SPEAKERS, AUDIO VISUAL SIGNALLING DEVICES, BELLS, KLAXONS, STROBE AND INCANDESCENT LIGHT SIGNALS; TELEPHONE SYSTEMS, NAMELY, TELEPHONES, VOICE INTERCOM AND TELECOM PRODUCTS, EARPHONES, HEADSETS AND INTERFACE PRODUCTS; ELECTRONICS AND CONTROLS FOR SOUND AND COMMUNICATION SYSTEMS, NAMELY, ATTENUATORS, POWER SUPPLIES, TRANSFORMERS, RELAYS, POWER CONTROLS, SIGNALS GENERATORS, COMMUNICATION CONTROL CENTERS, MIXERS AND AMPLIFIERS; INSTALLATION ACCESSORIES FOR CCTV AND COMMUNICATION SYSTEMS, NAMELY, ADAPTORS, ELECTRICAL RECEPTACLES, SWITCHING CENTERS, WALL PLATES, JUNCTION AND TERMINAL BOXES, LOUDSPEAKER BAFFLES, BACK BOXES, GRILLS, ENCLOSURES, COVER PLATES, SPEAKER HOUSINGS, MOUNTING BRACKETS AND MOUNTING FRAMES; METAL CABINETS, CONSOLES, DRAWERS, ENCLOSURES, PANELS, RACKS AND SHELVES FOR ELECTRICAL AND ELECTRONIC EQUIPMENT; MICROPHONE AND AUDIO EQUIPMENT STANDS, BOOM STANDS, LOUDSPEAKER STANDS, MICROPHONE HOLDERS, GOOSENECKS AND SHOCK MOUNTS
