Speaker Unit: Three speakers, Speaker Size: 10cm, Rated Power: 80W, Bluetooth Version: 5.4, Receiving Distance: 10 m and above, Channel: Other, Expandable Storage: Not supported, Supported Formats: MP3, Dual speaker bass diaphragm, Heavy bass stereo, RGB lighting effect, HIFI sound effect, Speaker Adjustment Method: Touch, Connection Options: TF card, 3.5mm audio jack, Size: 310 x 120 x 350 mm, Weight: 2100g, Shell Material: Metal, Speaker Material: ABS plastic, Neodymium magnets, Power Supply: Built-in lithium battery, Playing Time: 6 hours