Designed for general commercial and industrial public address applications. rated power ranges from 1000W, 1500W, and 2000W, which provides a wide selection to meet different size sound system needs. Both balanced and unbalanced line inputs make it selectable for the installer, balanced line output feeds to another power amplifier as well as secures the signal transmission with less noise and longer distance. 70V, 100V and 4-16ohm speaker outputs are convenient for installation when selecting different speaker matching. A master volume control is included. Complete protection includes clipping, short-circuiting, high temperature, and overload. Indications for power, signal, clip, protection and temp.