As the TA-02 can handle impedances up to 600 Ohms, it’s the perfect complement to your high-end, power-hungry headphones. Before you get too excited, however, keep in mind that the amplifier only accepts RCA inputs, limiting your usage. If you can get past that wrinkle, the xDuoo TA-02 Tube Amp will be your new partner in sonic crime for many years to come.