After about 10 seconds, the red light should go out which means the transmitter has finished pairing with headphone No. Quant à la qualité du son entrant, elle est de base très bonne, elle le devient encore plus une fois que lon a modifié quelques paramètres de base dans le panneau de contrôle de son Windows. I travel for months at a time and I needed a shoe that would work with everything. Do not get this! The towel rack is fine for holding my towels for drying my hands but they really need more cushioning. We are so happy with this, such a great recommendation It has helped with laundry: hanging pants and shirts. I have been on a search for a long time for something that is appropriate to carry stevia in. Great comfortable shoe. But again they are only $11