Highlights3-IN-1 KARAOKE MICROPHONE - Works as a wireless mic, a portable Bluetooth speaker, and a MP3 player.POWERFUL SOUND - Full range speaker with noise reduction chip inside for loud & crystal-clear sound.RECHARGEABLE WIRELESS MICROFONO - One full charge last 4 to 6 hours for nonstop karaoke singing fun.Multiple Input Options - Features USB and SD card inputs to record or play saved songs effortlessly.DURABLE CONSTRUCTION - Tough & break resistant external shell. Making it perfect for kids