Wireless Bluetooth Speaker Subwoofer with Colorful Lights Supports U Disk 1. Long one-piece design, easy to use and does not occupy any space. Suitable for various scenarios, such as car, desktop, fitness, outdoor, home, live broadcast, etc. 2. The buttons adopt steampunk mechanical keyboard control technology, which greatly improves the touch feel of your hands and greatly improves the comfort of use. Sensitive response and quick rebound, creating a true mechanical gaming axis 3. Equipped with the resonance principle, it breaks the limitations of traditional ordinary audio sound effects. The sound is crisp and loud, and the treble performance is outstanding, which greatly improves the penetration of the sound and the overall volume performance is even better. 4. RGB high color gamut makes music visible 5. Wide compatibility: suitable for various types of mobile phonestabletslaptops 6. Bluetooth 5.0, higher speed and more stable transmission 7. Professional tuning and calibration, clear layers, highly restored human voice Parameter: 1. Output power: 5W x 2 2. Rated voltage: DC 3.7V 3. Bluetooth frequency: 2.4GHZ 4. Charging voltage: DC 5V 1A 5. Battery capacity: 1200 mAh 6. Charging time: 3+-0.5 hours 7. Product size: L200 x W115 x H82mm 8. Interface: TF card interfaceType-C interface, USB interface