Red/green lights are a little more intense than needed but still ok. -Rechte Ohrmuschel abschrauben und QR Code scannen! I was able to get my foot in the shoe, but had much difficulty getting the shoe to come off my foot. Great product KT-KMC. Gives me peace of mind. You cant really run with these since they fall out from time to time sitting at your desk so they dont stay in your ears. these headphones stay in ear, sound great, batteries last. Its a single player game but we have easily worked together on some of the more challenging puzzles. These appear (after using them for a few weeks) to be excellent value for money! To make things stranger, Sonys own step-by-step illustrated how-to instructions show them being used the *incorrect* way (straight up and down).