Geepas Portable Bluetooth Speaker Have fun with your family and friends with this karaoke machine designed for amazing sounds and lighting effects. Large circle dazzle LED light and change color, while a dimmer gives you complete control over the party atmosphere. With this Bluetooth, you can easily stream your favorite music. compatible system or download the Singing Machine app to access thousands of karaoke favorites. This Bluetooth speaker has a built-in amplifier that can stream music to your instruments. Boom box's microphone speaker has multi-colored flashing LED lights that bring any occasion to life. Ideal for parties/gatherings at night when a colorful presence can be seen. This unit supports connection to mobile devices via Bluetooth or an AUX cable for music, TF or USB cards for music sources are also supported.