Product record · Powered subwoofer

WiiM Sub Pro

L2 · Documented record

WiiM wireless integration, app DSP and room correction. RCA input also supports a conventional wired subwoofer path.

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Sub ProPowered subwoofer
System role
Powered subwooferConfirm the complete connection path
Documented official version
5.2.8260342026-08-12
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
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Firmware & software

1 record
  1. Official firmware record · 5.2.826034
    Firmware / softwarePrimary-source Verified
    Details

    Release documented; functional outcome not independently verified by this entry

    Latest official production version listed by the manufacturer at last check.

    Rollout: latest

    Version / scope
    5.2.826034
    Source type
    Brand Response
    Source checked
    2026-09-24
    Read the dated source (opens in a new tab)

    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.

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Product issues

0 records
No issue records yet.

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.

System role

Where it fits

WiiM wireless integration, app DSP and room correction. RCA input also supports a conventional wired subwoofer path.

Limits: Confirm the required interfaces, firmware and region before choosing a system.

Evidence & support

Keep the conditions visible

An official specification is not an independent SPL test. Consult the complete dossier and its dated sources.

Full test scope, specifications & owner feedback ↓
Full specifications, test scope, existing assessments & owner feedback
Product profile · Powered subwoofer

WiiM Sub Pro

A powered subwoofer with wired RCA input plus WiiM ecosystem setup, automatic calibration and room-correction features.

Evidence grade ASnapshot public-beta-2026-08-09-v7Unknown ≠ supported
Record status
Published profile
Evidence checked
2026-08-10
Evidence grade
A
Commercial weight
0
Best for

Where it fits

  • WiiM ecosystem 2.1 systems
  • Users wanting app-guided calibration
  • A wired RCA subwoofer path
  • Rooms where DSP setup is useful
Avoid if

Where it does not fit

  • You expect universal wireless pairing outside WiiM
  • App and firmware dependency is unacceptable
  • Placement and target level cannot be assessed
Verified product record

Interfaces and capabilities

Recorded capabilities

Multi-roomRoom correctionSubwoofer management

Recorded connections

  • Two-way: Ethernet
  • Input: RCA line
Key limitationWireless and app-led features are ecosystem- and firmware-dependent; RCA compatibility alone does not set crossover, gain, phase or placement.
Change tracking

Firmware and evidence status

Current in the 10 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: 10 August 2026. An omitted feature means “not recorded here”, not automatically “unsupported”.

Connected decisions

Related scenarios and articles

SCN-12 · Exclude unresolved confirmed firmware risk
SCN-25 · Medium-room stereo
SCN-26 · Add a powered subwoofer

Browse explainersCheck compatibility relationsTrack firmware

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This page is part of the SoundPath knowledge core: static, searchable evidence that connects product records, compatibility rules, scenario recommendations, articles, firmware tracking and reader feedback. Commercial relationship weight is zero.

Setup, compatibility and recovery guides

Use these evidence-labelled guides before changing crossover, pairing mode or network settings.

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