Electronics > Portable Audio & Video > Portable Speakers > Bluetooth Speakers
Portable Bluetooth Speaker EL-1115
Brand: Generic / OEM
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Audited BOM: 9 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 audio driver (COMP-002) is undersized for the amplifier's power, leading to premature failures (ENG-001), resulting in RMA (RMA-001) and complaints about blown sound (REV-001).
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