Electronics > Portable Audio & Accessories > Portable Speakers > Bluetooth Speakers
EL-1091 500W Bluetooth Speaker 18000mAh Battery Wireless Microphones
Brand: Generic / OEM
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Audited BOM: 12 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The undersized heatsink in the amplifier module (ENG-001) leads to overheating of the main component (COMP-001), causing automatic shutdowns of the speaker (RMA-001), as reported by consumers (REV-001).
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