The Topping D50s brings users improved sound quality with a wider array of connectivity options. Outfitted with dual ESS ES9038Q2M DACs with excellent THD+N levels, high accuracy, and impressive leading dynamic range, the D50s improves sound across all frequencies and volumes.

The Topping A50s
a high-quality headphone amplifier and preamplifier that offers exceptional performance, versatility, and connectivity options for audiophiles.

Amplification Technology: The A50s utilizes the NFCA (Nested Feedback Composite Amplifier) module, which is also found in Topping's flagship A90 model. This technology provides excellent DC and AC performance, allowing the amplifier to drive a wide range of headphones effectively.

Output Options: It features both balanced (4.4mm) and unbalanced (6.35mm) outputs, making it compatible with various headphone types. The A50s can deliver up to 3,500mW of power at 32Ω, making it suitable for both sensitive in-ear monitors (IEMs) and high-impedance headphones.

Low Noise and Distortion: The A50s boasts an ultra-low noise floor of 0.3µV and a dynamic range of 144dB, ensuring a clean and detailed audio experience without audible noise.

Gain Settings: It offers two gain settings (0dB and 6dB) for the single-ended output, and higher gain options for balanced output, allowing users to tailor the amplification to their specific headphones.

Performance
Sound Quality: Reviewers have noted that the A50s provides a precise, detailed, and musical sound reproduction, making it a great choice for critical listening.

Build Quality: The A50s is compact and well-built, designed to fit comfortably on a desktop without taking up much space. Its solid construction adds to its appeal as a reliable audio component.

The Topping P50
a high-quality linear power supply designed to enhance the performance of HiFi audio devices by providing stable and low-noise power.
Key Features
High-Quality Power Delivery: The P50 is engineered to deliver superior audio performance with stable, high-quality power, making it ideal for devices like the Topping D50III, D50s, DX3 Pro+, and E50.

Global Voltage Compatibility: It supports both 115V (AC100V-120V) and 230V (AC220V-240V) inputs, allowing for worldwide use without the need for a voltage converter.

Durable Design: Constructed from a solid aluminum block, the P50 features a CNC unibody design that enhances mechanical strength and reduces interference.

Ultra-Low Noise Regulation: The power supply utilizes three TPS7A4700 ultra-low noise linear regulators, ensuring high-precision and low-noise performance, which is crucial for high-end audio applications.

Ample Power Reserve: Equipped with large capacitors (10,000uF for the 15V module and 8,000uF for the 5V module), the P50 provides sufficient energy reserves for stable power delivery.