Concerning this item STRONG JBL ORIGINAL PRO AUDIO: Utilize 800 watts of high-performance JBL Original Pro Sound to establish an instant musical connection. With a tuned bass reflex port, dual 2.75" woofers and 8" tweeters produce crystal-clear, detailed music that lets you feel the beats. Party Lights: Color, party, lights. Convert any area into a karaoke lounge, nightclub, and rock concert combined. Sync your music with dynamic, adjustable flashes, a distinctive nighttime effect, and cutting-edge club patterns that are simple to control using the PartyBox app or the streamlined, user-friendly top panel dials. Design Portability: Large, robust, smooth-rolling wheels and an easy-grip handle make it simple to move and set up the JBL PartyBox 710 wherever the music takes you.