Crystallized Portable Wireless Bluetooth Super Bass Speaker Black STYLE - Speakers are more than just another electronic; they also function as an integral decoration. Designed for the moder woman, these speakers look as good as they sound. Exterior features include bright colors and sparkling rhinestones all around the exterior, creating an eye-catching look that can't be beat. QUALITY - Turn the bass up loud and get the most out of your music. Featuring 360 degree omni-directional sound and vibration resonance technology, this speaker produces sound rivaling the biggest names in the industry. From bass heavy Hip Hop to Classical and anywhere in between - this speaker will give you the quality, rich sound you want. MULTIPLE MODES - Get your groove on in a variety of ways. The speaker can play audio by connecting to your phone or tablet through Bluetooth, by using an SD card in the convenient card slot, or by the built in FM radio. Easily cycle through by using the controls located on the bottom of the device. EASY TO USE - Get the party started early with this user-friendly speaker from Crystal Case. Easily cycle through tracks as well as modes with the controls located on the bottom of the device. Not loud enough? The revolutionary volume knob circles the bass and operates with a simple twist. PRODUCT DIMENSIONS - Measures 3" x 3" x 2", comes with USB cord.