SleepPhones® Harmony named 10 Genius Gadgets You've Never Heard Of
SleepPhones® named 10 Genius Gadgets You've Never Heard Of
By Genius Gadget
SleepPhones Harmony: It's a headband that can play music from your phone wirelessly and works as a sleep tracker. With built-in sensors, it'll also change the volume and type of music you hear as you sleep.