Electronics > Portable Audio & Video > Portable Bluetooth Speakers
Bluetooth Portable Speaker with LED Light Effects AL-L200
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 low-quality Bluetooth module (ENG-001) fails prematurely, leading to RMA-001 and user complaints (REV-001) about connection impossibility.
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