Item Type: Bluetooth speaker Material: ABS Frequency Response Range: 130Hz-18KHz Bluetooth Protocol: 5.0 Bluetooth Reception Distance 15m/49.2ft Ball with Built in Lithium Battery: 500mAh Voltage: 100-240V Package List 1 x Bluetooth speaker 1 x Instruction Book 1 x Ball 1 x Power Cord 1 x USB Cable 1 x Protective Cover This speaker is Bluetooth only. 1Levitating Design: The wireless bluetooth speaker floats in the air like a mystical ball, playing music as it spins. 23D Stereo Sound: Speaker uses a special sound cone that can rotate 360 degrees to provide unique sound anywhere in three dimensional space, including behind, above or below. 3Music and Colorful Lights: The bluetooth speaker plays your favorite music and watches glowing spinning balls to create a cool party ambient for you. 4Triple Frequency Equilibrium: Wireless speaker active analysis of the sound source signal, dual effect speaker drive low frequency diaphragm unit, high frequency detail, natural and accurate midrange, low frequency dive deep. 5Easy to Operate: The desktop speaker is plug and play, connect the power cord, convenient and quick. Central control area touch control, one touch and open.