With this wireless toy microphone children learn languages and practice singing while having fun. This kids karaoke microphone has magic voice changer and LED function which will make kids feel very interesting when using it. Greatly stimulates their interest in learning to speak and sing. Controllable colorful LED lights the microphone flashes with music and singing creating a live environment and making singing time more interesting. This is a perfect karaoke microphone for kids ages 4-12 best funny birthday gift for teens and girls boys. Best gift choice for all kinds of festivals like Easter Christmas Valentine s Day Halloween Thanksgiving New Year. This wireless Bluetooth microphone can be used as a karaoke microphone for any device that supports Bluetooth. Just turn on the Bluetooth function of the phone then turn on the microphone the Bluetooth microphone will connect automatically.