Magnetic Levitation Bluetooth Audio Wireless Home Decoration Ideas $ 66.69 Product information: Applicable scenes: car, desktop, fitness, outdoor, home, K song, live broadcast, square dance, broadcasting system Type: bluetooth speaker Connection method: Bluetooth connection Interface type: USB Frequency response range: 100HZ-20KHZ Signal-to-noise ratio: 70db Power supply mode: built-in lithium battery Box material: ABS Appearance size: 22228cm Colour: Black Power supply mode: AC Shell process: space aluminum Packing list: Bluetooth audio*1