18-inch subwoofer 600 watts RMS active, designed to fill two roles. The first is for a subwoofer that is impressively deep and accurate. The second is for a subwoofer that can operate in the 90 to 260Hz band to augment the output of HDL line arrays in this LF band and is sized and braced to support the array frame for ground stacking of HDL 4210 arrays.
600W RMS D-CAT power amplification
With 18 inch woofer with 4 inch voice coil
With 13-ply Baltic Birch cabinet
Designed to fill two roles
Operate in the 90 to 260Hz
Supports array frame for ground stacking of HDL 4210 arrays