Abstract: This speaker enclosure is of such design and structure, as to increase the input handling of speakers, enabling speakers rated at forty watts maximum handling, for example, to handle approximately eighty watts, which will facilitate the use of more of the sophisticated quality engineered into an excellent amplifier. Primarily, the enclosure employs a woofer, two mid-range speakers helped out by a ten inch horn, and two tweeters, and the speakers of the same frequency handling capacity, are wired in series. This arrangement covers the full audio frequency spectrum, and all of the speakers are crossed over by an adjustable cross-over.