The Portable Wireless Speaker & Karaoke Machine boasts a 5W wireless speaker with a woofer and a mini 300mAh microphone for karaoke fun. The built-in DSP for customized treble and bass, 3 voice effects female, male and monster and 7-color changing LED lights that sync with the music. Enjoy up to 8 hours of playtime, quick 2-hour charging and carry with a durable handle for endless fun. With silicone music control buttons, a 33-foot connection range and USB Type-C charging. FCC certified.