1.Stylish Wireless Karaoke Microphone This mini karaoke microphone looks fashion and stylish, works professional, it made with aluminum alloy, sleek, durable and with stylish design, using the latest in wireless Bluetooth technology, the microphone with noise canceling technology. Two high-quality inner-magnet loudspeakers, help you finding the perfect voice, giving you great genesis sound quality, goodbye wired microphone 2.TWO WAYS CONNECTION Bluetooth Connection and Cable USB Connection. You just need to connect your phone with cable or Bluetooth, and then open the singing APP on your phone. The built-in clearly audio and vividly sound effect can make you enjoy listening and singing anytime and anywhere. 3.EASY TO USE Multi-function buttons can adjust the Music, Echo, Volume and PA/R. Free to switch the previous and next song mode. Adjustable echo length effect can bring super surround with immersive enjoy. And the USB port allow you to plug USB and turn this magic piece to MP3 and play directly.