2CH amplifier PRA-2200 is 1000W professional designed Class-H amplifier and manufacturing with reverse high quality audio and generates power 500W to each channel, it gives larger power at 700W x 2 when using in 4 ohm system. Complete protection for short-circuit, soft start, limiter, etc. 2CH AMP PRA-2500 is best for small to large scale PA or stage show acoustic system in the mosque, church, conference room, KTV, etc.