This BeFree sound 15 inch portable Bluetooth multipurpose PA speaker System with 900 Watt P.M.P.O. Will surly bring in enough sound to make your next event a great success. Ideal for indoor and outdoor events with Bluetooth wireless connectivity and a rechargeable battery. Travel handle adds convenience for mobility, dont worry about having to carry The portable speaker to your next venue. Usb and microSD car Reader metal grill covered speakers 15" Woofer inputs: 1/4" Trs microphone connector, aux-in 12V Rechargeable Battery battery life on half volume approximately 6 hours AC UL adapter 100-240V handel bars and wheels integrated 36mm pole mount socket cabinets can be stand-mounted but do require a large footprint tri-pod type stand play, pause, rewind, fast forward, shuffle, repeat and record features also located on back of speaker includes: portable PA speaker wireless microphone remoter control user manual Item dimensions: portable PA speaker: 17" Length, 14" Width, 27.5" Height, 24.15lbs weight.