백색소음 자연의소리 (숙면, 집중력, 수험생)

★★★ Supported HD White Noise ★★★

☆ White noise
-White
-pink
-Brown

☆ nature
-Rain, rain
Forest sounds
-Waves
-Fire
-Stream sounds
Midnight insect sounds
Cool wind
Thunder
-The sound of birds

☆ travel
Car sound
Train sound
-Plane sounds
Mountain trail
Snow Walk
City walk

☆ Electronics
-washer
-vacuum cleaner
-clock
-radio
-dry
-fan