Optimal Audio Cuboid 8 BFeatures Discreet size Portrait or landscape mounting options Rotatable high frequency horn 90Hz 20kHz frequency response Max SPL 115dB (cont), 121dB (peak) 90 horizontal x 50 vertical coverage Cuboid 8 is a full range, two way, passive, 8 loudspeaker designed to outperform its compact size. For short to medium throw distances, it effortlessly delivers rich and detailed sound with punch and precision. With its steel grille and optional mounting