Lii Audio Crystal 10
Crystal 10 is Lii's offer for the ultimate FR driver possible to make with the current available materials. This model was the one who created the big awarness of Lii Audio and make the among the elite of FR drivers commercially available. Expensive? What do yu think. We have tested them up against well known brands costing 4-5 time more. We know were you get the best quality vs money deal.