... ,higher powe ourput.with the new Class H that the amplifier safely output over 55A.Easily face of over-load..Well ... as over-current,over-voltage,over-temperature,overload,DC, and VHF and so on. ModelGX3GX5GX6GX88Ω Stereo Power3505506808004Ω Stereo Power480800110013002Ω Stereo ... Switch,Intellctual Clip limiter Heigh2U2U2U2U Cross Weight21KG22KG26KG28KGDimensions590*570*150MM Power amplifier