There are four models in the range;the 300-watt TX208 and 210, and the 600-watt TX212 and TX215. They are all bi-amplified 2-way designs, with a long-excursion woofer and a 1-inch titanium compression driver in a newly-designed precision horn. This new horn design improves the high-frequency performance and produces a very precise 90"šH X 60"šV radiation pattern;ideal for optimal audience coverage. The TX2 Series features a new ID, resulting in rugged, lightweight, easily-transportable cabinets. Their trapezoidal shape enables either upright or wedge monitor positioning and the full-sized steel grille gives complete driver protection. These speakers are built for continuous heavy-duty use. Add to that their full complement of inputs/outputs and mounting options and its easy to see that the TX2 Series plays an indispensable role in your performance. The TX2 Series from Alto Professional. Sound like a pro.