Electronics > Surveillance & Security > Cameras > Security Cameras
SIGMA-M220B 4-in-1 Dome Camera
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 low-quality image sensor (ENG-001) results in excessive noise in night vision, leading to failures (RMA-002) and customer complaints (REV-001, REV-005).
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