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Sonoff T2US3C Wi-Fi Smart Wall Switch, 3-Gang Touch, Dual Voltage
Brand: Sonoff T2US3C Wi-Fi Smart Wall Switch, 3-Gang Touch, Dual Voltage
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Audited BOM: 7 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 quality of the Wi-Fi module's PCB antenna (COMP-002) is an engineering failure (ENG-001) that leads to connectivity problems (RMA-002) and is a common customer complaint point (REV-001).
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