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Topping

Topping DX3 Pro+ Desktop DAC & Headphone Amplifier

Topping DX3 Pro+ Desktop DAC & Headphone Amplifier

Regular price $199
Sale price $199 Regular price $199.00

Amplifier type

Solid-state

Connectivity

Wired

Portability

Not Portable

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Topping

Topping DX3 Pro+ Desktop DAC & Headphone Amplifier

Regular price $199
Sale price $199 Regular price $199.00
Product Highlights:
  • Four output modes: Headphone Amp, Headphone Amp+Line out, DAC, and Pre-amplifier.
  • QCC5125 chipset, supports LDACIAAC/SBCIAPTXIAPTX LL/APTX HD protocol
  • 2nd generation 8 core XMOS XU208, USB input supports up to PCM32bit768kHz and DSD512 native
  • Optimized NFCA circuit, with ultra low noise and distortion
  • 32ohm load: 1800mW x2 | 300ohm load: 250mW x2
  • Two gain settings, +6dB Lo Gain | +19dB Hi Gain

Specs

  • Bluetooth 5.0: Qualcomm’s QCC5125 Chip
  • Decoding Chip: ES9038Q2M
  • USB In
    • PCM: 44.1kHz-768kHz / 16bit-32bit
    • DSD (Native): DSD64-DSD512
    • DSD (DoP): DSD64-DSD256
  • COAX / OPT in
    • PCM: 44.1kHz-192kHz / 16bit-24bit
    • DSD (Native): Not Supported
    • DSD (DoP): DSD64
  • Bluetooth In
    • PCM: AAX, SBC, aptX, aptX LL, aptX HD, LDAC
    • DSD (Native): Not Supported
    • DSD (DoP): Not Supported
  • THD+N @1kHz (A-wt): <0.00015%
  • THD @20-200kHz (90kBW): <0.00020%
  • SNR: 122dB
  • DNR: 122dB
  • Frequency response 
    • 20Hz-20kHz (±0.3dB)
    • 20Hz-40kHz (±0.7dB)
  • Output level: 2.1Vrms @0dBFS
  • Noise (A-wt): <1.8uVrms
  • Channel crosstalk @1kHz: -137dB
  • Channel balance: 0.3dB
  • Output impedance: 20Ω

DX3 Pro+ Headphone Amplifier Specs

  • THD+N @1kHz (A-wt)
    • <0.00015% @Output=1500mW (32Ω)
    • <0.00013% @Output=160mW (300Ω)
  • THD @20-200kHz (90kBW)
    • <0.0005% @Output=1500mW (32Ω)
    • <0.0005% @Output=160mW (300Ω)
  • SNR: 120dB
  • DNR: 120dB
  • Frequency response 
    • 20Hz-20kHz (±0.3dB)
    • 20Hz-40kHz (±0.7dB)
  • Output level
    • 5.5Vpp @G=L
    • 21.5Vpp @G=H
  • Noise (A-wt) 
    • <2.1uVrms @G=L
    • <7.0uVrms @G=H
  • Channel crosstalk @1kHz: -90dB
  • Gain
    • 6dB (Vrms/FS) @G=L
    • 19dB (Vrms/FS) @G=H
  • Output impedance: <0.1Ω
  • Output power
    • 1800mW x2 @32Ω THD+N <0.1%
    • 900mW x2 @64Ω THD+N <0.1% 
    • 250mW x2 @300Ω THD+N <0.1%
  • Adapter impedance: >8Ω 
  • Dimensions: 6.5” x 4.7” x 1.5” (16.5 x 12 x 4 cm)

What’s included

  • DX3 Pro+
  • DC 15V / 1 A Power Adapter
  • Remote Control
  • Bluetooth Antenna
  • USB Cable
  • User manual
  • Warranty card

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