The Palstar SP30H ultimate communications speaker is a custom engineered speaker designed to match the sonic characteristics of the human voice. The "H" stands for both high quality and high power, because the SP30H can handle a maximum 20 Watts RMS of audio power. Measuring 11" wide X 8-1/4" high X 10" deep, the handsome wood cabinet is specially made for Palstar by a high-end custom cabinet shop, and features a beautiful stained and varnished wood veneer finish.