The PCS Series PCS2500 is a complete line of high performance amplifiers that offers a variety of different power sizes and types, including Class H for a variety of applications, including but not limited to permanent installs, cinema and tour sound. The PCS series easily handles 2Ohm loads and function perfectly in Stereo, Bridged and Parallel loads. All PCS series amps are protected against shorted, open or mismatched loads; overloaded power supplies, excessive heat; Subsonic and Ultra Sonic phenomena. They also protect loudspeakers from input/output DC transients and soft starts. Its rugged construction and useful features including Input sensitivity switch, compressor switch and mode selector has made the PCS series a staple of the Sound Barrier for almost 2 decades. No flashy design, no nonsense, just pure power and reliability.