Wholesale distributorship services for the following items - power conversion devices including AC/DC transformers, inverters, converters and batteries; coaxial cable; electrical connectors for wireless transmission; multiplexers; microwave radios; optical nodes; line extenders; taps; directional couplers; splitters; television equipment; electrical cabinets; enclosures; switches; hubs and media converters; transceivers; line locators; sonde transmitters; talk sets; coaxial jumpers; PCB and LAN gateways; telephones; voice recorders; rectifiers; power management software; active harmonic conditioners and surge compressors; earphone microphones; video fiber scopes; light sources; paging equipment; professional mixers; conferencing systems; speakers; paging horns; baffles; back boxes; remote control systems; pre-amplifiers; projection screens, language translation devices, assuasive listening devices