[8 Types of Sleep Sounds]: This sleep aid sound machine includes the sounds of rain, birdsong, ocean waves, streams, campfires, trains, crickets, and church bells (non-looping!). Each sound comes with unique soothing tracks and independent volume control, allowing you to combine them into 256 sound effects. Additionally, this sleep sound machine can create a personalized sleep, relaxation, or calming experience for both adults and children. [30-Level Warm Night Light]: Equipped with a 30-level warm night light to create the perfect ambiance, providing sleep assistance for children, adults, or infants. Shape your environment and use it as an ideal nighttime soothing tool. This sound machine with a night light is perfect for meditation, sleep, or waking up at night. [Bluetooth Speaker]: Featuring professional acoustic design, every soundfrom birdsong to everyday musicfeels authentic and immersive. Connect via Bluetooth 5.0 and play your favorite songs through the S660pro, turning it into your personal noise-canceling device