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Indoor sound systems provide clear audio, reliable connectivity, and flexible speaker options for homes, offices, and commercial spaces.

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SUM 12


SUM12 is a two-way full range speaker that uses a 12 inch mid low frequency unit combined with a 1.75-inch compression driver Unique polygonal box design that runs through the SUM series Greatly reduces the standing wave of sound inside the box The efficient unit configuration of SUM12 speaker can produce a maximum sound pressure level of 128dB in a compact volume, which is sufficient for sound amplification applications within a projection distance of 15 meters The SUM12 horn is designed with a horizontal coverage angle of 90 ° x vertical coverage angle of 50 °. Users can rotate it to maintain the horizontal coverage ability of SUM12 in the 90 ° range when using it horizontally. The SUM12 speaker has a continuous and smooth phase response, balanced frequency response, and constant coverage direction. After DSP processing, it can further improve performance and reliability The SUM12 speaker can be paired with DSW series low-frequency speakers to form a complete full frequency system

Indoor Sound System: High-Quality Audio Solutions for Homes and Commercial Spaces


Indoor sound systems deliver clear, balanced audio for homes, offices, retail spaces, and commercial venues.


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