Feature:1. Superior Sound Quality: Portable BT speakers built-in 4-core AR chip ,no noise, no whistling, no sound breaks to make the sound clearer,200 large transmission ranges,bring you a perfect singing experience.2. 3 Ways Connection: Support BT 5.0 playback, USB playback,TF card and AUX(not include) playback, and you can also connect the karaoke machine to your phone or tablet and play online audio.3. Rechargeable Large Capacity Battery: Speaker built-in rechargeable 2000mAh battery that ensures 8-10 hours of playback time and microphone built-in 500mAh battery. Long lasting for party, conference, class, outdoors activities etc.4. Multifunctional Karaoke Machine: Equipped with 4 magical sound effects.The LED lights dance to the rhythm of the music, one button to muffler mode.Compact and portable makes it easy to carry when traveling and outside.5. Gift Ideas: Portable karaoke machine with soft leather handle is perfect birthday or Christmas gift for kids of all ages. Cute and fashionable for women,family,party and wedding use.Specification:Package List:1 * Speaker2 * Microphones1 * USB cable1 * User Manual