Become the life of the party! Enjoy singing thousands of songs by connecting to Bluetooth enabled devices FEATURES Built in FM tuner and built in speaker Bluetooth, micro SD card and USB input modes Turns into a standard microphone by sending audio out via 3.5mm AUX Microphone sounds can change by using echo slider or preset voice effects Mute vocals of music being played to make your singing voice much clearer The Laser Karaoke Microphone provides outstanding acoustic performance to make your singing to sound as good as possible! With just one click, you can mute the vocals of a music and sing along with your voice as the one standing out. If you don't have an external speaker, the microphone has a built in speaker that will amplify your singing voice.