Harmonic Resolution Systems writes: “The HRS EXR now has limitless configuration options to bring the magic of a musical performance to your audio system.
Available from HRS in various configurations, including 2T2, 3T3, and 3T3T3. Options are available in black or silver anodized finishes and in widths of 9.5″, 15″, 19″, 21″, 23″, and 25″, with customizable depths. These configurations can be expanded or revised at any time.”