Electronics > Audio > Headphones & Earbuds > In-Ear Headphones
KA-6111 Stereo In-Ear Wired Earphones
Brand: Generic / OEM
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Audited BOM: 8 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 low sensitivity audio driver (ENG-003) results in low volume (RMA-003), which is frequently reported by users as a lack of bass and weak sound (REV-001).
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