Circuit closers; communication hubs; network hubs; computer network hubs; signal convertors; analogue convertors; analogue to digital converters; electro-optic transducers; broadcast transmitters; signal transmitters; wireless transmitters; radio-frequency transmitter; digital transmitters; electrical transmitters; broadcasting equipment; transmitters of electronic signals; remote control transmitters; transmitter receivers; multiport transceivers; wireless transmitters and receivers; radio receivers and transmitters; transmitters for the transmission of electronic signals; wireless transmitting and receiving equipment; electrical receivers; radio-frequency receivers; wireless receivers; mobile data receivers; audio- and video-receivers; data communications receivers; multiport controllers; microprocessor controls; device drivers; electrical controls; LED drivers; electrical remote control apparatus; programmable logic controllers; digital electronic controllers; electronic power controllers; electronic control systems; electronic control units; electronic control instruments; process control digital controllers; monitoring control apparatus [electric]; smart manufacturing system controls; connecting modules for electric controls; remote control apparatus for controlling lighting; remote controls for audiovisual equipment; remote controls for multimedia systems; plugboards; control modules (electric or electronic -); control consoles for lighting apparatus and instruments; musical instrument digital interface controllers being audio interfaces; audio-sensitive controls for lighting apparatus and instruments; wireless controllers to remotely monitor and control the function and status of security systems; wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems; electric control panels; distribution boxes [electricity]; electrical distributing busbars; dimmers; dimmer switches; light dimmers [regulators], electric; voltage converters; measuring transducers; metric converters; electrical transducers; signal splitters; electronic microphone splitters; nonintrusive load monitoring [NILM] apparatus.