Electronics > Audio > Headphones & Earbuds > Over-Ear Headphones
B-19 MM Wireless Bluetooth Headset with 40mm Drivers
Brand: Generic / OEM
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Audited BOM: 13 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 battery (ENG-001) degrades quickly, resulting in much lower than promised battery life (REV-001), leading to returns (RMA-001).
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