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7-inch Video Doorbell with Infrared Night Vision SIGMA-P1103
Brand: Generic / OEM
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Audited BOM: 15 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 outdoor housing (COMP-010) has inadequate sealing (ENG-004), leading to moisture failures after weather exposure, resulting in RMAs (RMA-002) and customer complaints (REV-002).
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