This Crystallized Bluetooth Super Bass Speaker is the perfect way to listen to your music on the go and in style. Decorated with bright colors and dazzling crystals, this speaker is a gorgeous accent to any room in the house! The small, compact size allows you to easily slip the speaker into a backpack or purse, and the built in lithium-ion battery ensures the music doesn't stop until you want it to. Featuring 360 degree omni-directional sound and vibration resonance technology, this speaker is designed for incredible sound quality. Multiple modes mean you can get your groove on in a variety of ways- by connecting to your phone or tablet via Bluetooth, through the built in FM radio, or even by the handy SD card slot, and all are easily cycled through by using the controls located on the bottom of the device. A revolutionary volume knob circles the base, and raises or lowers the volume with a simple twist. Additionally, the built-in microphone delivers crystal clear audio, letting you answer any incoming call without missing a beat. Style and quality, all wrapped up into one perfect package; this speaker is sure to revolutionize the way you listen to music. Measures 3" x 3" x 2", comes with USB cord.