The Electro-Voice Sx100+ is a 200-watt,12-inch two-way, high-efficiency, constant-directivity portable speaker system. Through the extensive use of computer-aided design and modeling, Electro-Voice engineers have developed a state-of-the-art professional loudspeaker system. Compact 12-inch two-way system with 200 watts continuous, 800 watts peak power handling; 65o x 65o Constant-directivity horn has excellent projection capability and allows the system to be used horizontally or vertically with identical coverage ; Durable polypropylene enclosure is light and very strong;Built-in stand mount and inserts in enclosure accomodate a wide range of accessories to allow safe suspension, arraying and use as a floor monitor ; Ring-Mode Decoupling delivers smooth, accurate vocals, instruments and mids.; Sound quality remains even over a wide dynamic range. Neutrik Speakons connectors .