Electronics > Portable Audio > Portable Speakers > Bluetooth Speakers
3W Mini Bluetooth Speaker WS-887 TWS Multifunction
Brand: Generic / OEM
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Audited BOM: 10 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 Bluetooth module (COMP-004) has flaws in the TWS protocol implementation, resulting in pairing instability (ENG-001), leading to returns (RMA-001) and user complaints (REV-001, REV-005).
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