• 3 sound options: tested by Marpac sound specialists, these sound options soothe and mask sound: sharp white noise, deep white noise, or gentle white noise • Portable: simply place the hushh device in the stroller or car seat with the included baby-safe clip or place it on any surface. Its simple interface is easy to use and can be operated with one hand. • Child lock: offers the option to lock the hushh with a specific setting to prevent children from touching it with their hands and changing the sound or turning it off. • Amber night light: provides just enough light to see, but without waking up parents or children. • Dimensions (Length x Width x Height cm, Weight g): 8.9 x 4.4 x 9.5, 113