Topping A50 III Headphone Amplifier - Open BoxIntroducing the Topping A50 III Desktop Headphone Amplifier, the third generation of the acclaimed A50 series, available now at Headphones. com. The A50 III builds on the solid foundation of its predecessors to deliver an unparalleled audio experience. With a Total Harmonic Distortion plus Noise (THD+N) of less than 0. 00006%, a dynamic range exceeding 144dB, and an impressive output of 3500mW x 2 @32, this amplifier is engineered to drive a wide
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