Electronics > Portable Audio & Video > Portable Speakers
Portable Bluetooth Speaker KTS-1337
Brand: Generic / OEM
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Audited BOM: 5 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 fragile manual soldering of the Micro-USB connector to the PCB (COMP-003) described in ENG-004 directly causes the physical detachment of the connector (RMA-001), rendering the product unusable as reported in review REV-002.
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