Yurbuds Inspire LE BT Limited Edition Performance Fit Bluetooth Headphones, Black (Certified Refurbished) This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty Twistlock technology provides a secure fit that is guaranteed not to fall out even during the most demanding physical activities Stereo Bluetooth connectivity allows you to wirelessly connect to your favorite music Integrated control and microphone give you full control of your music and calls Sweat and water resistant design ensures that the headphones endure through rain, water and sweat