[2 in 1] white noise machine, sleep sound machine with 7 colors night light, 32 soothing sounds, usb rechargeable & headphone jack, 4 timer, portable sound machine for sleeping baby, adults, kids idolco white noise sound machine【32 soothing sounds & 20 adjustable volume levels】white noise machine features total 32 soothing sounds - 3 yoga music, 3 alpha music and 26 sleep music(white noise, gentle waves, ocean waves, fetal tone, lullaby, bird, brook, wind, campfire, shushing, drops, pendulum, heart beat, music box, rain, summer night, thunderstorm and train and so on).the sound machine for sleeping possesses 20 levels of adjustable volume, which can be easily adjusted according to different scenes and needs. 【7 colors night light & 3 adjustable brightness levels】the white noise sound machine has 7 colors of lights, there is no need to get up in the dark at night, and it is easy to illuminate when the baby needs to breastfeed or change diapers. the light is soft and comfortable.this portable sound machine is equipped with three levels of brightness, which can be adjusted from off to one of the three brightness levels. customize to your liking, you can choose to breathing or constant light. 【4 timers & memory function】the auto-off timer can be set for 15/30/60min or default continuous play for 10 hrs as required. when you restart sleep sound machine, our memory function will automatically remember your previous volume, sound and timer, no need to repeat adjustments. 【excellent touch control & support 3.5mm earphone】full touch buttons with a beautiful exterior design help you operate our sleep machine easily. and there is a 3.5mm headphone jack on the sound machine, you can use a earphone to connect the noise machine through the jack so that you can turn it up louder and do not bother anyone during your nap in the office. 【usb recharge & compact & portable for travel】this white noise machine has a built-in 1800mah battery ,usb recharge,and can play all night(20h). the light and compact design can be easily put into your backpack or suitcase, which is very suitable for getting good during business trips. the quality of sleep and stress relief in the office.