- Listen to your favourite playlists all day long, as this Daewoo headphone's got up to 40 hours of battery life - Its 40 mm drivers give you crisp and clear sounding audio, so every beat hits just right - Plug in with the 3.5 mm jack or go wireless with Bluetooth, you've got both options - They're foldable, so you can easily pack them in the included travel case and take it anywhere