This flexible loudspeaker is designed for use in small to medium size rooms for home cinema or Hi-Fi, as well as multi-room applications such as kitchens, bedrooms and studies. The SL Evolve 3-1 is a high SPL speaker. For optimal performance it should be partnered with an Artcoustic subwoofer.The SL Evolve Series is a true all-rounder, whether you are looking for high-end sound from two speakers in a stereo music setup, or multiple speakers for cinemas and multi-room audio, the SL Evolve Series will fulfil all your audio needs.