Electronics > Portable Audio & Accessories > Portable Speakers
TWS FM Radio Portable Speaker AL-3828
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 battery life specification (3-4 hours) is not met due to the low quality and energy density of the battery (ENG-001), leading to premature failures (RMA-001) and customer dissatisfaction (REV-001).
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