Lo mas barato Más caro Mayor descuento El aumento de precio más alto 601,00 € Nagaoka R1 High-end reference headphones with ruby acoustic filter. The R1 is the world's first balanced headset to use Ruby as an acoustic filter. It is just as impressive in terms of performance as in terms of Nagaoka -0.51% 586,00 € Nagaoka R1 Buscar FabricanteNagaoka Buscar