The amazing PMP500 powered mixer packs tremendous power (2 x 250 Watts, selectable as stereo or dual mono), while maintaining an incredible power-to-weight ratio. These mixers employ high-efficiency Class-D technology and a state-of-the-art switch-mode power supply, which significantly reduces weight and heat. The 12-channel PMP500 features 6 high-quality mic preamps (2 of which also accept our ULM Digital Wireless Microphones, available separately), our one-knob compressors, 4 stereo channels, plus 2 additional stereo inputs and 1/8" Aux Input for the maximum in versatility. To round out this phenomenal feature set, we added a KLARK TEKNIK 24-bit Multi-FX processor with 32 awesome presets, including studio-class reverbs, delays, pitch shifter and various multi-effects with dual-addressable parameters, Tap function and storable user parameter settings and a 7-band stereo graphic EQ with our proprietary FBQ Feedback Detection System for the ultimate in feedback-free performance.