Retail store services, online store services, wholesale store services and promotional services, namely, promoting products and services of others through sponsorship and license arrangements for a full line of the following products; apparatus and instruments for recording, transmission, reception, processing, retrieval, reproduction and manipulation of sound and/or audio signals and effects, signal processors, amplifiers, power amplifiers, optical media players, equalizers, microphones, sound effects pedals for musical instruments, networking devices, electronic audio effects apparatus, mixing consoles, master audio mixing desks for use in an audio recording studio, electronic musical recording apparatus, sound adaption apparatus for use with musical instruments, sound amplifiers for musical instruments and parts and fittings thereof, sound reinforcement and/or reproducing apparatus, control apparatus for audio signals, signal, sound, surround, effects and/or voice processors, headphones, ear buds, loudspeakers, loudspeaker apparatus, installations, systems and/or units, transducers, studio monitors, transmitters, docking stations, remote controls, audio and video playing and recording equipment, computer software and hardware, vehicle multimedia and audio systems and components, portable navigation devices, audio and video transmitting apparatus, namely, electronic microphone splitters, electronic signal distribution systems, and audio time delay units, apparatus for altering the tonal characteristics of an audio signal, namely, audio compressors, expanders, dynamic characteristics modifiers, noise gates, limiters, electronic audio crossovers, and audio test apparatus, namely, phase checkers, audio analyzers and cable testers, audio equalizers, sound amplifiers, and computer hardware and software for controlling audio and video equipment, analog and digital signal processors, audio noise reducers, voltage controlled amplifiers, programmed audio signal route selectors, microprocessor controlled loudspeaker equalizers, and audio signal range expanders and restorers, led (light emitting diode) displays, LED (light emitting diode) panels for displaying video or images, electronic regulating and control devices for the operation of LEDs (light emitting diodes), apparatus and instruments for controlling lighting and stage lighting, apparatus and instruments for operation, controlling and supervision of lighting, apparatus and instruments for operation, controlling and supervision of apparatus for lighting and of lighting systems, apparatus and instruments for error detection, error diagnosing and error reporting of apparatus for lighting and of lighting systems, computer hardware and computer software for operation, controlling and supervision of lighting, computer hardware and computer software for error detection, error diagnosing and error reporting of apparatus for lighting and of lighting systems, computer controls for lighting apparatus and instruments, control consoles for lighting apparatus and instruments, programmable controls for lighting apparatus and instruments, remote control apparatus for lighting apparatus and instruments, audio sensitive controls for lighting apparatus and instruments, lighting control software, namely, lighting control software for use in commercial and industrial facilities, in theatres, in night clubs and at concerts, lighting control software for use in stage lighting apparatus and instruments and for controlling stage lighting apparatus and instruments, cables, connectors and switches for stage lighting apparatus and instruments, image projectors for projection of patterns, images, logos, text or shapes, carrying cases and flight cases specially adapted for instruments for controlling lighting apparatus, Electronic system for providing assistance while driving land vehicles comprised of an electric chip with software for processing video, camera mounted on a car and printed instructional material distributed as a unit therewith, Computer, tablet, smart phone and mobile computer software and applications for providing personal driving assistance, forward collision warnings, lane departure warnings, voice SMS reader and car locator, and instructional manuals, sold as a unit, Sound systems, public address systems, sound systems for public spaces, subwoofers, stage monitors, software for use in connection with the sound systems, public address systems and systems for public spaces, software for measurement and equalization of sound, software to allow the changing of functions and parameters of sound systems, software which allows simulation and optimization of directional behavior of sound products