AI-generated product photo — not official manufacturer imagery.
About the PA3s
The Topping PA3s is a compact desktop stereo power amplifier built around two Infineon MA12070 Class D amplifier chips, with one chip per channel for a fully balanced design. It accepts both unbalanced RCA and balanced 6.35 mm TRS inputs, making it suitable for desktop systems and small-to-medium bookshelf speakers. Reported standout traits include very low distortion, high signal-to-noise performance, and a small footprint for easy placement.
Specifications
Key Specifications
Impedance: 4Ω
Power: 45W
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