303.bg is a Bulgarian company founded by passionate people with solid combined experience in sound installation and entertainment industries.

We are committed to the highest quality sound services for rental and permanent installation.

Our rental is exclusively equipped with state of the art Funktion-One sound systems.

"If you haven't heard a Funktion-One system perform, then you're in for a beautiful surprise! The sound from these speakers is the ultimate in clear-cut sound, musicality and beauty... Music professionals the world over, bands, concert-goers, gig audiences and clubbers all rave about the sound of Resolution."

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