Classic design:Simple and classic design can be unobtrusively into any environment, and there are four colors,mint green, peach pink, mountain green, khaki which you can choose by your taste.Function & Safety:Memory function automatically can restore your previous volume, sound and progress.The machine is approved by 3C safety certification,so you dont need to worry about accidents happening.White noise on the go: Portable sound machine with 12 kinds of the most soothing white noise can carry everywhere. Sounds including: White Noise, Hush, Heartbeat, Ocean and more.Convenient to operate and carry:With three easy buttons for quick control, a matching hoop clip is included for easy hanging on strollers and cribs,and it can takes care of the babys sleep anytime and anywhere.Help baby fall asleep at any time: This product can help your baby fall asleep at any time. It does not require any app, wifi, or bluetooth, and usb-c is also included.