1. Full-tone cavity sealed design 2. Power supply mode: USB 3. Anti-error touch timing design 4. Function: timing, music function 5. 66mm16 core 5W large-diameter speaker 6. The bottom shell is designed to be resistant to fall, and the foot pads are fully non-slip 7. Physical therapy, no dependence, no side effects 8. Seamless loop playback, no nodes, no breakpoints 9. Six sets of original soundtracks, each set of scenes with 5 tracks to switch 10. Input power: AC100-240V, output power: 5V/500mA 11. Purpose: Improve insomnia, anxiety, dreams, soothe babies crying, shield environmental noise, and create a relaxing mood for sleep 12. Size: 11x11x6.2cm 13. Unit weight: 325g
