Are you looking for a powerful, reliable PA amplifier for large installations? Look no further than the AHUJA SPA-25000 2500 Watts High Wattage PA Power Amplifier! This super high power single channel PA booster amplifier is designed for big installations where a large number of speakers are required. It features Class H operation for optimum efficiency and built-in protection against overvoltage and overload, short circuits, and temperature. It also has a box speaker/driver unit selector switch and a 100V/70V, 4W, and 2W power outputs, making it ideal for large installations where very high power output is required.