Model: 2X600W, 2X800W, 2X1250W, 2X1500W,4X600W, 4X800W Traditional power amplifierTransformer power amplifier. Class AB power amplifier, power amps, amplifier, pro audio, pre amplifier, pa amplifier. professional amplifier, pa speaker amplifier, speaker amplifier, line array amplifier, monitor amplifier The transformer made of full cooper and all the amps packed after 5 hours 50degree aging. One ...