The SoundTube IW31-EZ-WH Full-Range In-Wall Speaker is designed for efficient audio delivery with superior voice intelligibility and durability. This 3-inch speaker features an easy-access six-position tap switch supporting 25/70.7/100-volt and a 16 Ω transformer bypass position for flexible installation and reduced amplification costs, boasting 90 dB sensitivity and 16 Ω impedance. It offers a 10 kHz coverage angle of 80°, with a painted steel grille for lasting durability and a high-quality white painted finish, with custom colors available. UL1480, UL2043, and CE approved, the speaker includes accessories like a tile bridge and paint shield, with optional preconstruction brackets and junction boxes for enhanced installation options.