Addicted To Audio - Home Audio Electronics & Accessories

Topping Mini300 Power Amplifier

Topping Mini300 Power Amplifier - Main image
$171.81 $249 In stock

Fully Balanced Architecture
At the heart of the Mini 300 lies a fully balanced Class-D amplification design, engineered to maximize signal purity and minimize noise. By eliminating interference and mains hum, the Mini 300 achieves a remarkably quiet background, allowing music to emerge with pristine clarity. Its advanced circuit topology ensures low distortion and effortless control, maintaining smooth, transparent sound across any speaker load.

High Power, Compact Form
Don’t let the small size fool you, the Mini 300 packs serious muscle. Delivering up to 140W x 2 into 4Ω (10% THD+N) and 125W x 2 at just 1% distortion, it combines high-fidelity performance with the drive needed for both audiophile playback and studio monitoring. Whether powering bookshelf or floor standing speakers, it brings music to life with precision and authority.

Pure Amplification
With ultra-low noise, excellent channel separation, and robust gain structure, the Mini 300 delivers a neutral, distortion-free presentation that honors the original recording. Expect sound that’s powerful yet pure, analytical yet deeply engaging.

Protection and Reliability
Built with longevity in mind, the Mini 300 features silent startup and shutdown, along with intelligent protection against overheating, overcurrent, and excessive volume. It’s as safe and reliable as it is powerful, ensuring years of worry-free operation.

Dual Inputs
The Mini 300 adapts seamlessly to your setup with both balanced TRS and unbalanced RCA inputs, ensuring compatibility with a wide range of DACs, preamps, and professional sources, no adapters required.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

John ★★★★★

The balanced Class-D design really cleans up the background noise—I'm hearing details in old recordings I never noticed before. It drives my bookshelf speakers effortlessly without any hint of distortion.

Daniel ★★★★★

I’ve had the Mini 300 hooked up to my desktop setup for a week, and the silence between tracks is astonishing—no hiss even with my ear to the tweeter. The balanced Class-D design really delivers on clarity without any hum or distortion I can detect.

James R. ★★★★★

The noise floor is virtually zero with this fully balanced design; I can finally hear details in quiet passages that were always masked before. It drives my speakers effortlessly without any hint of distortion.