Yesido YSW19 Colorful RGB Portable Outdoor Bluetooth Speaker Features 1. Colorful RGB lighting effects, full of atmosphere. 2. 40W high power, built-in dual 20W full-range speakers, dual bass diaphragm units, rich and clear sound quality. 3. Supports multiple playback modes such as Bluetooth, TF card, U disk, AUX, etc., one-click couplet, 360-degree surround sound. 4. Built-in large-capacity lithium battery, long battery life, about 6 hours of music playback time with lights and about 12 hours of music playback time without lights. 5. Reserve a wired microphone hole so you can sing whenever you want, turning it into a KTV scene in seconds, giving you a different experience. Parameters 1. Material: ABS+PC+PU+silica gel+metal mesh 2. Bluetooth chip: JL AC6966B 3. Bluetooth version: V5.1+BR+EDR 4. Speaker: 20W x 2(Max) 5. Bluetooth distance: about 10M 6. Impedance: 4 ohms +-1% 7. Voltage and current: DC15V1A 8. Battery capacity: 3000mAh 9. Play time: about 4-5H 10. Charging time: about 3H 11. Charging interface: Type-C 12. Product size: 369x136x188mm 13. Product weight: about 2400g