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TOPPING
TOPPING NX4 DSD DAC/Amp
$159.99
The Topping NX4 DSD is a compact DAC/Amp that is easily portable and can be used with laptops or smartphones. It has the Sabre ES9038Q2M DAC and XU208 USB bridge that supports high-res audio that includes 32 bit/768 kHz, DSD256 (DoP), and DSD512 (native). The amp provides 28 hours of playback, while the DAC and amp together provide 7.5 hours of playback.
Specs:
- Power Input: DC 5V/1.5A (PC’s USB 0.5A is okay)
- Line In/Out: 3.5mm
- Headphone Output: 3.5mm
- USB DAC Input: Micro-USB
- Battery Capacity: 2,400 mAh
- Charge Time: <4 hrs
- Playback Time: >28 hrs (headphone amp mode), >7.5 hrs (USB DAC mode)
- Power LED: Blue light (lights red to indicate low battery)
- Charge LED: Light red when charging, light green when charge is complete
- DAC LED: Blue means valid connection and playing PCM format, red means playing DSD format
- Amp
- THD+N (A-weighted): <0.0009% at 1 kHz output = 140 mW (32 ohms), <0.0037% at 20 Hz–20 kHz output = 140 mW (32 ohms), <0.00046% at 1 kHz output = 57 mW (300 ohms), <0.0005% at 20 Hz–20 kHz output = 57 mW (300 ohms)
- SNR (A-weighted): >120 dB at 1 kHz
- Frequency response: 20 Hz–100 kHz (+/- 0.55 dB)
- Output level: 8.3 Vpp at 32 ohms gain = L, bass = off; 16.4 Vpp at 300 ohms gain = L, bass = off
- Noise: <2.5 uVrms at gain = L, <6.4 uVrms at gain = H
- Channel crosstalk: -96 dB at 1 kHz
- Channel balance: 0.038 dB
- IMD CCIF: -100 dB at 300 ohms, -94 dB at 32 ohms, CCIF (19.5 k/1k)
- IMD SMPTE: -103 dB at 300 ohms, -96 dB at 32 ohms, SMPTE4:1; -108 dB at 300 ohms, -98 dB at 32 ohms, SMPTE1:1
- Output impedance: <0.4 ohms
- Gain: 0 dB / 8.8 dB
- Bass: 0 dB / 0.4 dB (70 Hz)
- Output power: 293 dB x 2 at 32 ohms, THD+N <1%; 114 mW x 2 at 300 ohms, THD+N <1%
- Adapter impedance: 16–300 ohms
- DAC
- Compatible: 44.1–768 kHz / 16–32 bit, DSD 64–256 (DoP), DSD 64–512 (native)
- THD+N (A-weighted): <0.0008% at 1 kHz
- SNR (A-weighted): >119 dB at 1 kHz
- Frequency response: 20 Hz–20 kHz (+/- 0.041 dB)
- Output level: 2 Vrms at 0 dBFS
- Noise: <2.2 uVrms
- Channel crosstalk: -108 dB at 1 kHz
Included:
- Micro-USB to NX4 DSD
- Type-C to NX4 DSD Cable
- Rubber pad
- USB charging cable
- 3.5mm cable
- Rubber band
- Velcro feet
- User manual
- Warranty card
Manual, Drivers, and Additional Downloads :
