The Sonus Faber Venere S, for Signature, is the Italian speaker maker’s newest loudspeaker and now the flagship of its Venere collection. The collection launched three years ago, exemplifying the precision and craftsmanship of the 35-year-old brand.

The three-way, floor-standing loudspeaker (from $5,000 to $5,500, depending on finish) is hand-assembled and can perform equally well in a dedicated music-listening room or a home theater. Three proprietary woofers with aluminum cones and a silk-dome tweeter are…