Electronics > Portable Audio & Accessories > Portable Speakers > Bluetooth Speakers
30W Portable Bluetooth Speaker EL-1015 with 2 Wireless Microphones for Karaoke
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 undersized heatsink in the amplifier module (COMP-001) leads to overheating (ENG-001) during continuous use or at high volumes, activating thermal protection and causing unexpected device shutdown (RMA-001), as reported by consumers (REV-001).
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