ELEKFUN

Circuit boards provided with integrated 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; Current converters; Electrical circuit boards; Electron tubes; Electronic key cards; Instruments and apparatus for controlling electric current, namely, electrical controllers for magnetic bearing control; Power amplifiers; Radio-frequency controlled locks; Signal conditioning and communication devices for industrial process control; Voltage monitor modules; Voltage regulators