Purchased these in black but plan to get additional colors for weekend wear. Absolutely no hissing or other nuisance noise. The cable ends are solidly constructed so that where the wires meet the connection is not the weak point it is on Apple cables. I had to take a online class thats why I bought these. Should be just right. I wanted a comfort slipper because my feet swell. In fact, got some of those cord management sticking things so from the desk, I just see the three plug ends and I connect as needed. El truco para tener NFC comprando el barato es el siguiente: pide en tu banco una pegatina para pagos móviles, es gratuita. They are the nicest shoes for tender feet. This shoe rack is ultra easy to put together.