Sunburst Gear MM1P Compact Portable All-In-One PA Speaker System Three-Channel Mixer with XLR/Line, Stereo Line, and AUX input with individual level controls Cabinet is made with MDF for high fidelity sound, Bi-Amplified design to provide maximum sound clarity Class D Amplifier and Energy Star compliant Class V Adaptor, operates with 12VDC car socket adapter (cable included) Pole Receptacle for mounting on to any 35mm stand Designed and Assembled in the USA