TOPPING D900 Ultra-Flagship DAC with Self-Developed PSRM
TOPPING D900 Ultra-Flagship DAC with Self-Developed PSRM 1-Bit Architecture, 140dB THD, Bluetooth LDAC, PEQ Tuning, Full-Color Display, USB/Coax/Optical/IIS Inputs
TOPPING D900 Ultra-Flagship DAC
32-element Self-developed PSRM modul
Interactive Full-Color Display
- A 2-inch screen provides real-time playback info, FFT spectrum, or VU meter views. Customize visual experience with 9 background color options and intuitive knob controls.
Wide Format Compatibility
- The TOPPING D900 DAC Supports USB-C, USB-B, optical, coaxial, AES, IIS-LVDS, and Bluetooth 5.1 (LDAC/aptX/HD/AAC/SBC), making it compatible with PCs, CD players, streamers, and gaming consoles.
Ten-band high-precision PEQ adjustment
- We developed a new PEQ system with 10 customizable bands. The updated algorithm and desktop software let you fine-tune frequency, gain, and bandwidth, import target/original curves, apply compensation, and save multiple profiles for quick switching.
Ultra low jitter – as low as -157dB
- We achieved incredible jitter rejection using CPLD to process the clock signal and optimize the digital signal.
- In the jitter test commonly used by current measurement websites, the D900 has excellent jitter performance, with jitter as low as -157dB.
Ten-band high-precision PEQ adjustment
Focus on the music
- The D900 is TOPPING’s ultra-flagship HiFi DAC, born from our pursuit of ultimate sound quality. Its refined design reflects our music philosophy.
Premium remote control
- The remote is crafted from high-strength aluminum alloy via precision CNC, then sandblasted for a refined finish.
Precise Volume Control
- A dedicated preamplifier enhances the D900’s use with floorstanding speakers. Precise 0.5 dB volume steps ensure smooth, comfortable listening.
LDAC wireless available
- Equipped with QCC5125 chip, D900 supports Bluetooth 5.1 and can support up to 96kHz/24bit.
TOPPING D900 Features and Parameters
- 【Self-Developed PSRM 1-Bit Decoding Architecture】 – Built on a 32-element ultra-high-speed switching array and precision voltage reference, the D900 delivers breakthrough fidelity with THD as low as -140dB and SNR of 131dB.
- 【Proprietary I/V Conversion Circuit】 – Features ultra-low distortion op-amps and discrete components, ensuring clean, detailed analog output with exceptional dynamics and musicality.
- 【Wide Format Compatibility】 – Supports USB-C, USB-B, optical, coaxial, AES, IIS-LVDS, and Bluetooth 5.1 (LDAC/aptX/HD/AAC/SBC), making it compatible with PCs, CD players, streamers, and gaming consoles.
- 【Precision Preamp Functionality】 – Equipped with a high-accuracy volume control (0.5dB steps) and independent preamp circuit for direct connection to active speakers or power amps.
- 【Ultra-Low Jitter Performance】 – Advanced CPLD clock processing reduces jitter to an astonishing -157dB, preserving time-domain accuracy and spatial integrity in playback.
- 【Customizable 10-Band PEQ】 – Fine-tune your sound with TOPPING’s powerful desktop PEQ software, supporting adjustable frequency, gain, Q value, target curve matching, and multiple user profiles.
- 【Interactive Full-Color Display】 – A 2-inch screen provides real-time playback info, FFT spectrum, or VU meter views. Customize visual experience with 9 background color options and intuitive knob controls.
- 【Premium CNC-Machined Remote】 – Control the D900 with a high-quality aluminum remote, offering durability, elegance, and convenience for high-end desktop audio environments.
| SKU: | B0G5F623GK |
| Weight: | 4.76 kg |
| Dimensions: | 33 x 21 x 0.1 cm; 4.76 kg |
| Part: | TPUK900 |
| Manufacture: | TOPPING |
| Reference: | TPUK900 |
Product Description
TOPPING D900 Ultra-Flagship DAC


















