Audio Explained
TV Audio Not Working? HDMI ARC/eARC, CEC, PCM and Optical Troubleshooting
Fix TV audio silence, dropouts and lip-sync problems by testing HDMI ARC/eARC, CEC, PCM, source formats and optical fallback in the right order.
SoundPath Lab articles
Latest
Product Issues
Cambridge Audio Yoyo (M) Battery Safety Recall: Stop Using All Units
Cambridge Audio has recalled every Yoyo (M) speaker after battery-overheating reports involving fire or smoke. Stop using and charging it.
Comparisons
FiiO AIR AMP vs WiiM Amp: More Power or Better Streaming?
FiiO AIR AMP and WiiM Amp are direct compact streaming-amplifier rivals, but one prioritizes power, USB and local files while the other is built around TV audio, room correction and a broader streaming ecosystem.
News
Audio Industry Briefing: Sennheiser-AMG, Shokz Air 2, Phonak EON and TME Connect — August 25–26, 2026
Sennheiser and Mercedes-Benz launch an HD 620S-based gaming bundle, while Rockford Fosgate, Shokz, Phonak, Signia and StreamSDK add meaningful product and platform updates.
Product Issues
FIIO Q7 Heat Management: What Buyers Should Know About Charging and DC Power
FIIO says the Q7 runs hotter while charging or on DC power. See the documented temperatures, cooling guidance, buyer impact and unknowns.
Product Issues
Spotify Support Ended on These LG Music Flow Speakers and Soundbars
Spotify streaming ended on 31 March 2026 for specified LG Music Flow and Wireless Multi-room Audio models after support for a legacy Spotify SDK was discontinued.
Product Issues
Bose SoundTouch Cloud Support Has Ended: Features Lost and What Still Works
Bose ended SoundTouch cloud support on 6 May 2026. Presets, in-app music-service browsing and future firmware/security updates are gone, while several local functions remain.
Audio Explained
Wi-Fi or Ethernet for a Network Streamer? A Practical Stability Guide
Choose Wi-Fi or Ethernet for a network streamer, diagnose dropouts and discovery problems, and build a more reliable multi-room audio system.
Firmware Updates
WiiM Ultra 5.2.826052 Fixes 100% Volume Jump and Playback Bugs
WiiM Ultra firmware 5.2.826052 fixes a remote-control volume jump, Spotify popping, Dolby Digital stuttering and Qobuz playback stops. The rollout is staged, and one possible Spotify regression remains unverified.
News
Audio Industry Briefing: HyperX Cloud Alpha Air, EarFun Wave Pro X and Zebronics AXON 150 — August 24, 2026
HyperX lists the Cloud Alpha Air, EarFun finalizes Wave Pro X launch specifications, and Zebronics introduces the 100W ZEB-AXON 150 karaoke speaker.
Buyer Beware
Eversolo DMP-A6 Gen 2 Power Failure Investigation: No-Power Reports, Early Units and Warranty Gaps
Owners in several countries report DMP-A6 Gen 2 units losing power after months of use. We document the failure pattern, warranty risks and brand-response status.
Product Issues
Soundcore 3 Recall: A3117 Battery Fire Risk and Replacement Guide
Soundcore 3 units sold in Japan during the specified 2022–2025 period are under an active recall because affected battery cells may internally short and cause fire.