Loxjie D40 Pro
L2 · Documented recordChoose D40 Pro when a balanced desktop DAC/headphone amp/preamp must switch USB, S/PDIF and Bluetooth sources.Balanced desktop DAC/headphone amplifier and preamplifier with USB, S/PDIF and Bluetooth inputs.
- System role
- DAC / headphone amplifier / preamplifierConfirm the complete connection path
- Documented official version
- No recorded versionNo dated release recorded
- Independent test scope
- No dated SPL test recordedPublished scope and limitations remain separate
- Source checked
- 2026-09-24A source-check date is not a new device test
Updates & issues, along a timeline.
Latest record first. Expand to read the complete documented history.
Firmware & software
No matching public record has been added. This is not proof that no issue or update exists.
Product issues
No matching public record has been added. This is not proof that no issue or update exists.
Complete history: 0 records. Product, brand and update views use the same canonical event identifiers. Event date and source-check date remain distinct.
Where it fits
A balanced desktop DAC, headphone amplifier, preamplifier and digital/Bluetooth input switcher.
Limits: A speaker amplifier, network streamer, HDMI device or phono stage.
Keep the conditions visible
It serves headphones and powered speakers/external amplification; it does not power passive speakers or stream over a network.
Full test scope, specifications & owner feedback ↓Full specifications, test scope, existing assessments & owner feedback
SoundPath Lab · Verified product profile
Loxjie D40 Pro
Balanced desktop DAC/headphone amplifier and preamplifier with USB, S/PDIF and Bluetooth inputs.
Verified data
Category-specific specifications
| Brand | Loxjie |
|---|---|
| Model | D40 Pro |
| Product category | DAC / headphone amplifier / preamplifier |
| DAC | ESS ES9039MSPRO |
| USB interface | XMOS XU-316 |
| Maximum PCM | Up to 32-bit/768 kHz |
| Maximum DSD | Up to DSD512 |
| Outputs | Balanced XLR, RCA and headphone |
Unknown fields are not treated as supported. Services, firmware behavior and regional availability may change after the checked date.
System fit
Best for / not ideal for
Best for
- Balanced desktop systems
- USB and S/PDIF sources
- One-box DAC/headphone/preamp use
Not ideal for
- Network streaming
- HDMI ARC televisions
- Passive speakers without an amplifier
SoundPath verdict
What matters beyond the spec sheet
Strengths
- High function density
- Compact desktop form factor
Weaknesses
- Smaller long-term support evidence base
Biggest limitation
It needs a separate speaker amplifier and has no network platform.
Best alternative
TOPPING DX5 II as the nearest established integrated desktop alternative.
Best-value use case
Balanced desktop systems
Knowledge graph
Reviews, comparisons, guides and risks
Reviews & explainers
No dedicated review is published yet.
Comparisons
No dedicated comparison is published yet.
Guides
Problems & risks
Firmware
Latest known software status
- Latest known version
- See official support page / tracker
- Updated
- Not separately verified
- Last checked
- 2026-08-23
- Notes
- No separate current version was verified. Check the exact model and hardware revision on the official support page before updating.
Purchase verification
Available channels
Official channel is listed first. No unverified marketplace or variant link is included.
Member knowledge · editor reviewed
Questions, owner experience and product issues
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