Electronics > Audio > Headphones > Earbud Headphones
TWS Bluetooth 5.1 Earbuds i11
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 (COMP-002) suffers rapid degradation, leading to much lower than promised autonomy (ENG-001), resulting in customer complaints (REV-001) and returns (RMA-005).
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