This is high quality package all-in-one speakers set which is perfect for DJ applications karaoke and parties or for live music gigs. The system includes a master active speaker that features the built in amplifier and a second passive 12" speaker that is powered from the master speaker/amp. Plus this speakers set features a great bluetooth integration USB input SD card input and preset digital graphic equalizer effects and a wireless remote control. The woofers have a 40 OZ magnet and high power aluminum voice coils while the tweeters feature 25mm piezo crystal compression horns for clear loud highs. This speaker set will be a perfect singer in front of your fans! Buy yours today! --Brand new and high quality --3000 watts peak / 400 watts rms / 800 watts program power --High power 15" speakers with 2" aluminum voice coil --Built in bluetooth - you can input any audio signal from your bluetooth enabled music player or phone --25mm tweeter horn & subwoofer horn --Usb input for MP3 playback from thumb drive --Sd digital MP3 music player --Wired microphone LCD screen FM radio --Wireless remote control for more convenience --Two rugged tripod speaker stands --No cables necessary