Electronics > Audio > Audio Accessories > Headphones & Earbuds > Earbud Headphones
EL-1644 Bluetooth Earbuds
Brand: Generic / OEM
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Audited BOM: 9 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) fails quickly, leading to RMA (RMA-004) and user complaints (REV-001) about battery life.
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