Bluetooth speaker:Sound Machine / BluetoothThe White Noise Sleep Sound Machine built-in a Bluetooth speaker that allows you to enjoy your favorite music when connected to your phone or other device. Sunrise alarm clock: Before 15 miniutes of the custom alarmtime the led light become more and more brightness like sunrise ,The white noise sleep sound machine can gently wake up you with the alarm rings and sunrise light at the alarm time , Snooze alarm function making it easier to get out of bed with more energy. Soothing sounds: White noise sleep sound machine has 13 high quality soothing sounds such as Alpha sound waves, white noise, firewood sounds, fan sounds, train sounds, heartbeats sounds, lullabies, spring creek ditties, water drops, summer insects, ocean waves, thunder&rain sounds etc.to help kids and adults Relax or Fall asleep. Touch Sensor Dimmable Night Light:The Dimmable Night Light offers you many different levels of light brightness by touch sensor to switch the brightness from 10% to 100%. The soft 3000K warm white lighting is super comfortable for your eyes too.alarm clock night light. FCC, CE and RoHS certified for safe and secure use. If you have any questions about the sleep aid device, If you have any questions, please feel free to contact us.We will try our best to help you! Portable & Travel Partner: The white noise sound machine allowing you to travel, home, office, vacation, and business travel, shielding noise which can effectively ensure the quality of your sleep.