Super-efficient power with outstanding performance , Innovative Class-H design , 1800 W per channel (2 Ω) , Dynamic headroom for all real-world applications , XLR pass-though input connections , Easy connection to bi-amped loudspeakers , Switchable LPN filter for extra tonal fundamentals and "kick" , Protective low-cut for systems without subwoofers , Built-in dynamic limiters , Complete protection package , Three-stage front-to-rear fans