Wisdom Audio S55i-f/c In-Wall (2×4) RTL Subwoofer with Port Extension Kit (Each) furn-off-desktype-ret Its streamlined design reduces rack

Its streamlined design reduces rack clutter with a single power supply and Ethernet connection for all zones

flush-mount design ideal for home theaters

these passive speakers are built to perform in every season

Handcrafted in the UK with premium materials

An array of 32 high-current output transistors and a fully balanced circuit design contribute to outstanding transparency

Wisdom Audio S55i-f/c In-Wall (2×4) RTL Subwoofer with Port Extension Kit (Each) furn-off-desktype-ret Its streamlined design reduces rackThe S55 f c can be mounted in ceiling, in wall, under risers, in closets, and on floors. It is a rare example of a custom centric design that offers competitive results versus the finest freestanding options. The S55 f c is a strong performer, featuring the quickness and tonality all our RTL subwoofers are known for, with bass extension to 40Hz. Its size makes it well suited to being custom installed and thereby hidden behind its small paintable grill