Sunburst Gear's M3BR8 Portable All-in-One Rechargeable Bluetooth PA Speaker features a 5 1/4 inch woofer that is paired with a 1 inch tweeter to provide maximum clarity. The cabinet is constructed with MDF for high fidelity sound. This Class D bi-amp speaker can also be powered and charged from the car (charger included) and once fully charged, the speaker can get over 15 hours of play time. Stream your music wirelessly with the built-in Bluetooth that features audio playback. Other features included are mounted POTs/Jacks, metals chassis for durability, one microphone/instrument input with pan/level control, one AUX input with level control, two 1/4 TRS line inputs with level control, 3-band EQ, mix volume control, built-in handle, integrated 35mm pole-receptacle, line-level output to daisy chain additional powered speakers for larger areas, built-in overcharge/over-drain protection for a longer battery life, and a USB charging dock. It is convenient to carry to a tailgate or a small party at the park. The M3R8 is speaker that is an amplifier and mixer, all in a compact, portable design that doesn't compromise on sound. Designed and assembled in USA.