Industrial & Scientific > Occupational Health & Safety > Hearing Protection > Earmuffs
MM-EZ1 Noise Cancelling Earmuffs
Brand: Generic / OEM
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Audited BOM: 6 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 headband adjustment mechanism (COMP-003) exhibits engineering failure (ENG-001) that prevents the adjustment from locking, leading to returns (RMA-001) and customer complaints (REV-001, REV-004) about the product falling or not staying in position.
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