Space Sapsule Clock Wireless Bluetooth Speaker With Atmosphere Light Features: 1. 3D heavy bass, 2.0 channels 2. Dual speaker design, high-definition sound quality 3. Dual atmosphere lights, multi-mode lighting effects 4. Rhythmic colorful lighting effects, creating atmosphere 5. FM automatic frequency tuning function, built-in FM high-sensitivity radio chip 6. Bluetooth 5.1+TF extended playback 7. Large-capacity battery, long battery life Product parameters: 1. Material: ABS 2. Function: FM radio, hands-free calling, TWS couplets, clock, alarm clock, smart night light, wireless Bluetooth playback, TF card playback 3. Bluetooth version: Jie Li 5.1 4. Bluetooth distance: 10 meters 5. Speaker power: 2 x 5W (RSM) 6. Stereo channels: 2.0 7. Frequency response range: 50HZ-20KHZ 8. Frequency: 2402-2480GHZ 9. Voltage and current: DC4.8-5V 800mA 10. TF card support formats: MP3, WAV 11. Voltage and current: 5V1A 12. Signal-to-noise ratio: 70db 13. Interface: Type-CUSB-C 14. Battery capacity: 3000mAh 18650 battery 15. Play time: 5-8h 16. Product size: 148 x 125 x 182mm 17. Net weight: 551.9g