【Sleep Headphones & Sports Headband 2 in 1】Perytong Bluetooth headband allows you to listen to music without having to wear additional headphones, and protect you from being disturbed by your mess hair and sweat. Built-in microphone to let you won't miss any callings. Wireless sleep earbuds perfectly suitable for gym, workout, running, yoga, sports, other outdoor activities and take a nap indoors or in the office as a sleep mask with bluetooth headphones.