Máquina de Ruído Branco — 24 Sons Relaxantes, Luz Noturna Recarregável, Portátil (USB e Bluetooth)

This device offers 24 sounds including 16 white and natural noises, 8 children’s melodies, and features a passive subwoofer and full-range speaker for clear sound. It is portable, rechargeable via USB, and has up to 50 hours of playtime on a single charge. It includes Bluetooth 5.2, a built-in microphone, and various lighting options.

• The description claims the device supports up to 50 hours of playback with a single USB charge.
• The description claims the device includes 16 white and natural noises and 8 children’s melodies.