TOPPING DX5 II
L2 · Documented recordChoose DX5 II when USB/S/PDIF DAC, headphone drive, PEQ and balanced line output are needed together.Desktop USB/Bluetooth/S/PDIF DAC, headphone amplifier and preamplifier with RCA/XLR line outputs, low output impedance and published 300-ohm ratings.
- System role
- DAC / headphone amplifier / preamplifierConfirm the complete connection path
- Documented official version
- V2.582026-10-09
- Independent test scope
- No dated SPL test recordedPublished scope and limitations remain separate
- Source checked
- 2026-10-20A 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
- Official firmware record · V2.58
Details
Release documented; functional outcome not independently verified by this entry
TOPPING claims fixes for intermittent HOME connection failures; PEQ restarts, CRC failures, unapplied settings and channel/crossfeed parameter jumps; USB PCM sample-rate-change pops; Web Home refresh briefly enabling Cloud PEQ and increasing volume when local PEQ is disabled. Manufacturer claims only; SPL has not installed or regression-tested V2.58. No community Issue is closed.
Rollout: Official release notice verified; exact installed outcome and regional/package availability not established
- Version / scope
- V2.58
- Source type
- Brand Response
- Source checked
- 2026-10-20
A manufacturer’s fix claim is separate from an independently verified result. A dated observation does not establish a model-wide failure rate.
One record is currently documented.
Product issues
No matching public record has been added. This is not proof that no issue or update exists.
Complete history: 1 records. Product, brand and update views use the same canonical event identifiers. Event date and source-check date remain distinct.
Where it fits
A desktop DAC, headphone amplifier and powered-speaker preamp.
Limits: A streamer, analogue hub, phono stage or speaker amplifier.
Keep the conditions visible
Its value is integration; skip it for analogue-input, HDMI, phono or streaming systems.
Full test scope, specifications & owner feedback ↓Full specifications, test scope, existing assessments & owner feedback
TOPPING DX5 II
A measured-spec desktop DAC, headphone amplifier and preamp with very low output impedance, PEQ and strong 300-ohm power.
Where it fits
- Sensitive IEMs in low gain
- 300-ohm headphones
- USB DAC to powered speakers
- Balanced XLR preamp output
Where it does not fit
- Analogue line inputs are required
- A network streamer is required
- A battery-powered portable device is required
Interfaces and capabilities
Recorded capabilities
Recorded connections
- Input: USB audio
- Input: Optical S/PDIF
- Input: Coaxial S/PDIF
- Output: RCA line
- Output: Balanced XLR
- Output: 6.35 mm headphone
- Output: 4.4 mm balanced headphone
- Output: 4-pin XLR headphone
| Headphone output power | at least 250 mW/channel300ohm · source ↗ |
|---|---|
| Headphone output impedance | under 0.1 ohmheadphone_output · source ↗ |
| Published headphone noise | under 1.1 uVrms A-weightedlow_gain_6.35mm · source ↗ |
Firmware and evidence status
Current in the 9 August 2026 evidence snapshot. Recheck firmware release notes when a protocol, app workflow or restart behaviour is decision-critical.
Open the official product source ↗
Last source review: 9 August 2026. An omitted feature means “not recorded here”, not automatically “unsupported”.
Related scenarios and articles
Browse explainers Check compatibility relations Track firmware
Member knowledge · editor reviewed
Questions, owner experience and product issues
Join the live member discussion below, or submit structured experience and issue reports for editorial review.
Loading reviewed community records…