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Topping TPD2 Headphone Amplifier + USB DAC + Coaxial + Optical Decoder

1 Review(s)
  • Supports up to 4 types of input signals
  • Can drive headphones of 32 ohm to 600 ohm
  • A new generation multi-function extension product decoder
  • Aluminum chassis using CNC machining centers precision machining

TP-D2 is a new generation multi-function extension product decoder, the decoder sets coaxial, fiber optic decoder, USB external sound card and headphone amplifier as one; in the small of the volume, can be used as multi-channel headphone amplifier input, multi- the first amplifier input, or input of the all-around multi-decoder to use, the use of very wide scope.


supports up to 4 types of input signals: analog, digital coaxial signal, digital optical signals and USB signals, covering all the common signal;
with double line and headphone output to connect to other devices, headphone output can drive headphones of 32 Euro to 600 Euro;
built-in USB chips, can be used as high-fidelity external sound card to replace the original sound card using the computer;
aluminum chassis using CNC machining centers precision machining, CNC machined with solid knobs, giving you superior visual impact and operation of hand.



Size: about 106mm * 40mm * 171mm (excluding protrusions);
about 115mm * 45mm * 205mm (including protrusions)
G.W.: 1.2kg
N.W.:650g(without power Adapter)
Line out Output signal strength: 1.85Vrms
Distortion: <0.0025%
Frequency response :20-20000Hz ± 0.3dB
Output Impedance: 200Ω
Headphone Amplifier parts:
Output power: 123mW 10% THD + N (32Ω)
Distortion: <0.0028% @ 75mW (32Ω); <0.0027% @ 54mW (300Ω)
Frequency response :20-20000Hz ± 0.3dB
Input Sensitivity: 1.5V


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May 6, 2017 10:22:02 AM
Please be so kind specify which DAC chip is used?
(and correct headphone values from "Euro" to "Ohm")
May 6, 2017 10:22:02 AM
Hi Paul,the DAC chip is ad1852.Thank you.

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Jun 17, 2013 7:59:43 PM
This little amp is quite amazing. I have it paired up to my old amp and really can't believe the incredible warmth and smoothness this guy puts out. they were the most convenient ones to audition the amp with at the time.