1. Battery capacity: 1800mAh 2. Bluetooth version: 5.2 3. Transmission distance: about 10m 4. Frequency response: 20Hz-20KHz 5. Working voltage: 3.7V 6. Charging voltage: DC 5V 7. Charging interface: Type-C 8. Charging time: 5-8H 9. Playing time: 3-5H 10. Standby time: about 30 days 11. Up to 16 kinds of sounds can be freely selected to create a unique natural sound scene and quickly calm the mood. 12. Not just white noise, it is also a Bluetooth speaker, 360-degree surround sound, HiFi sound quality subwoofer. 13. Wide sound coverage, high-fidelity speakers, whether it is simulating natural sound or daily playback, it is real and beautiful. 14. The thoughtful design of the five-level adjustable lighting, the light is soft, and the night sleep is more comfortable.
