Biamp Desono DX-IC10SUB - 10-Inch Ceiling Subwoofer (White)Priced individually, but sold in pairs. The Desono DX IC10SUB ceiling mount subwoofer provides a powerful, high impact bass response intended to augment any combination of Desono DX full range models. By including a complement of DX IC10SUBs into a distributed system, musical results that equal or exceed that of much larger and more costly surface mount systems can readily be achieved. The DX IC10SUB's clean, clear bass response provides a compelling