The ERSSM3-01B is designed to be compatible with the Sonos® One™, One SL™ and Five™ speakers. Adjustable pillar raises or lowers the speaker stand to your ear level to optimize the listening experience. The adjustable feet or spikes level stand on uneven floors and improve acoustics. Built in cable management allows cables to run through pillar and underneath base to create a clean look. Steel pillar and base provide a strong and stylish foundation for your speaker.