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...
Show more...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
You can buy Topping DX3 Pro+ Desktop DAC & Headphone Amplifier using cryptocurrencies: Bitcoin, Ethereum, Litecoin, Bitcoin Cash, Dogecoin.