XTZ Class A100 D3 is a development of the previous model Class A100 D2, now made from highly stable aluminum, more inputs, modular construction and separately shielded sections. With the new version of this popular amplifier we have taken the next step to secure the position as the best amplifier on the market in its price range. Class A100 D3 is a unique amp, with both class A and class AB mode at a fantastic price. Choose between 2 x 180 watts in class AB mode, or 2 x 50 watts in class A mode. Dynamic peak power is 2 x 350 watts.