As usual, delivery and packaging impeccable-- --- The product: - --- This helmet is connected just on a fixed computer, easy connection, cable length, is very short or very long, the extension system is great and there is no destruction of his when connecting extension .------------ --- Its the weaker or stronger, no crackle, the sound is impeccable .----------- Comfort --- well, I played for over four hours without interruption and no feeling gene, no problem for my ears .----- --- In summary, good product, of course, there must be better but it is more expensive then for the price, it is a good product ...