Electronics > Portable Audio & Video > Portable Bluetooth Speakers
10W RGB Bluetooth Speaker with FM Radio S87U-1
Brand: Generic / OEM
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Audited BOM: 11 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 use of low-quality battery cells (ENG-001) leads to premature failure and inability to charge (RMA-001), resulting in consumer complaints about durability (REV-001).
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