Electrical power extension cords; Signal splitters for electronic apparatus; Electronic control circuits for signal splitters; Electric audio playback units with lights and speakers; Emergency signal transmitters; Pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; Radio receivers and transmitters for monitoring and controlling light emitting diodes in a network of street lights and for processing emergency signals transmitted to individual street lights; Transmitters and receivers for audio and video signals for transmission over twisted pair cables; Transmitters of electronic signals; Battery terminal connector clamps; Cable connectors; Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, personal digital assistants; Connecting devices for photographic equipment, namely, cable connectors; Connectors for electronic circuits; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Electric connections and connectors; Electric connectors; Electrical and electronic connectors; Electrical connector housings; Electrical connectors; Electrical header connectors; Electrical power connectors; Electrical radio connectors; Electrical voice intercommunications systems comprising control stations, interface modules, frames, controller cards, connectors, power supplies, panels and mountings for use in the production of live musical performances, theatre, and other live events; Electronic components in the nature of connectors, filters, oscillators, relays, switches, transformers, integrated circuits, rectifiers, transistors; Fall protection equipment for fall restraint and fall arrest, namely, bars, anchors, harnesses, lines, lanyards, carabineers and anchorage connectors; Fiber optic connectors; Insulated electrical connectors; Motor vehicle to trailer electrical connectors; Musical instrument connectors; Patch panels for housing electrical connectors, electrical switches; Plug connectors; Plug-in connectors; Power connectors; Power supply connectors and adaptors for use with portable electronic devices; Pressure test connectors for testing pressure of fluids in hydraulic or pneumatic systems; Round plug connectors; Safety equipment, namely, a lifeline system for horizontal or vertical movement to which a worker is attached for protection against fall hazards, composed of line tension indicator, harnesses, lanyards, cables; Telephone connectors; Threaded cable connectors of metal; Wire connectors