About this item 1.♪CONVENIENT BLUETOOTH CONNECTION-- In order to make every user operate it easily, this speaker comes with Bluetooth function and you just need to change mode into “BLUE” and connect Bluetooth named “starqueen” with your phone. Then you can use it to sing or make a speech. 2.♪MIC PRIORITY TO MAKE YOU SING ALONG WITH MUSIC--More and more people hope to sing along with music when they turn on karaoke speaker. This dual subwoofer speaker is a new popular one which has MIC PRIO. If you want to sing along with music, just turn on MIC PRIO otherwise music stops when you use the mics. 3.♪TOP PANEL TO GIVE YOU A FANTASTIC EXPERIENCE: With top operation panel,you can adjust this speaker more easily and convenient when you sing a song.What's more,this panel with colorful lights allows you to see and read the button more clear in the dark. 4.♪POWERFUL PA SYSTEM-- With a built-in rechargeable battery, this karaoke machine can work more than 6 hours non-stop music playing at the highest volume. Besides, with dual 6.5inch woofer and 3inch tweeter, it can amplify your voice.With a powerful stereo sound and a passive subwoofer, it can amplify higher as well as lower bass frequencies. 5.♪EASY TO OPERATE: Simply press the button to switch different functions among AUX, Bluetooth and recording. And ECHO, BASS(woofer), TREMBLE(tweeter), MIC & Speaker volume are easily adjusted by the knob which is quite professional as a karaoke machine. If you have any problem, please feel free to contact us.