The Sonodyne IWO 810 SlimCore 2-way bass-reflex on-wall/in-wall loudspeaker designed specifically to fit in modern interiors provides experience in compact space-efficient design with clear, detailed sound. A 4″ woofer provides controlled and balanced bass and a 1″ dome tweeter provides crisp and articulate highs. It has a 70Hz20kHz frequency response, 85dB sensitivity and 6Ω impedance, making it easy to drive amplifiers in the 60100W range. Only 1.8kHz crossover, it provides specific, well-defined sound in a clean satin black MDF cabinet and has easy wall-mounting facility.