The amazing PMP550M Powered Mixer packs tremendous power (2 x 250 Watts 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 5-channel PMP550M features 5 high-quality mic preamps (2 of which also accept our ULM Digital Wireless Microphones, available separately) and a 1?8" Aux Input for playing music from your smart devices. For that extra professional touch, we added a KLARK TEKNIK 24-bit Multi-FX processor with 25 presets including studio- class reverbs, delays, pitch shifter and various multi-effects, plus a 7-band stereo graphic EQ with our proprietary FBQ Feedback Detection System – for the ultimate in feedback-free performance. • Ultra-compact 500-Watt powered mixer • Revolutionary Class-D amplifier technology: enormous power, incredible sonic performance and super-light weight • Ultra-high quality KLARK TEKNIK FX processor with 25 presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects • Revolutionary FBQ Feedback Detection system instantly reveals critical frequencies for easy feedback removal • "Wireless-ready" for high-quality BEHRINGER digital wireless system (not included) • 5-channel mixer section features 5 mic/line channels plus separate Aux input • 5 high-quality mic preamps with switchable Pad and Clip LEDs • Effective, extremely musical 2-band EQ on all channels • 7-band graphic EQ allows precise frequency correction • 2 speaker outputs on 1/4" jack connectors • Internal switch-mode power supply, noise-free audio, superior transient response and very low power consumption • Rack mount brackets included • Designed and engineered in Germany