Electronics > Portable Audio & Video > Portable Speakers
40W 3600mAh Bluetooth FM TWS Portable Speaker D-P12
Brand: Generic / OEM
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Audited BOM: 12 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 amplifier (COMP-007) is undersized (ENG-001), resulting in distortion and poor sound quality at high volumes, which is confirmed by reviews (REV-001, REV-005) and RMA (RMA-002).
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