Roar Sound Machine + SpeakerBring the "Shhh" to the Great Outdoors. Nature is beautiful, but lets be realit isn't always quiet. Whether its the rustle of a windy tent wall or a chorus of crickets, the Roar Sound Machine creates a familiar "sleep sanctuary" anywhere you pitch your tent. Designed to be the ultimate multitasker, its a professional grade white noise machine by night and a high quality Bluetooth speaker by day. The Sound of Serenity: Features 10 built in, soothing