Musical Instruments > Keyboard Instruments > Electronic Keyboards
Kids Electric Piano Keyboard with Microphone MM-XGQ
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 key mechanism (COMP-002) exhibits an engineering flaw (ENG-001) leading to premature wear, resulting in RMAs (RMA-001) and customer complaints (REV-001).
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