Topping A90 Discrete Balanced Headphone Amplifier

The Topping A90 Discrete Balanced Headphone Amplifier uses a fully discrete components that redesign the NFCA (Nested Feedback Composite Amplifier)module. The output capability is stronger than ever. This allows the amp to drive low impedance headphones even more effortlessly. The paralleled ultra low noise precision matched transistors in the ensure unparalleled distortion and noise performance.