Tuesday 25 January, 2022

Topping D2 Power Amp USB DAC Headphone Amplifier

This product was added to our catalog on Friday 12 October, 2012.


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Introducing Topping D2 - a multi-functional DAC with headphone amp. The machine uses AD's AD1852JRS as dac chipset, resulting in high fidelity reproduction and audiophile performance.
1. The D2 can support four types of inputs, including analog, USB, optical and coax signals.
2. D2 supports all digital signals which meet the PCM format standard, 44.1-96KH, 16bit-24bit , including the optical input and coaxial input.
3. D2 has 2 outputs, one is Line out, the other is headphone out which support headphone with 32ohm to 600ohm.
4. The built-in USB chip allows the D2 to serve as a high performance sound card.
5. Custom aluminum case and volume control knob.


Output voltage : 1.85Vrms
THD+N : 0.0025%
Frequency response range : 20Hz-20000Hz +-0.3dB
Output impedance : 200ohm

Headphone amplifier

Output power : 123mW 10%THD+N(32ohm)
THD+N : 0.0028%@75mW(32ohm), 0.0027%@54mW(300ohm)
Frequency response range : 20Hz-20000Hz +-0.3dB
Input sensitivity : 1.5V

Measurement : 106 x 40 x 171mm (excluding jacks and knobs)
Weight : 650g (Net)
Package List:
Topping D2 x1
USB cable x1
6.35-3.5mm headphone plug converter  x1
100-240V/AC 15V/DC power adapter x1

  • Model: TOP-DAC-D2
  • Shipping Weight: 0.7kg
  • Manufactured by: Topping