Electronics > Audio > Headphones & Earbuds > Over-Ear Headphones
EL-1522 Wireless Bluetooth Headphones with Microphone and 3.5mm Aux/USB-C
Brand: Generic / OEM
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Audited BOM: 11 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 use of low-density ABS plastic and inadequate design of stress points in the headbands and hinges (ENG-001) lead to material fatigue and premature breakage (RMA-001), as reported by consumers (REV-001).
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