The Surface Audio app is the companion to Surface Earbuds and Surface Headphones. Update your earbuds and headphones, and customize settings to get the most out of them. Here are the things you can do: - Update your earbuds and headphones - View and change device info - View battery info and volume level - Personalize settings - Change equalizer settings to get the sound you want - Set up Cortana - Control which devices are connected - Change language settings - Reset your earbuds and headphones to the factory settings - Watch tutorial videos - Send us feedback