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Electronics > Portable Audio & Accessories > Portable Speakers > Bluetooth Speakers

JBL Go 4 Portable Bluetooth Speaker IP67 Waterproof 4.2W RMS Black

Brand: JBL Go 4 Portable Bluetooth Speaker IP67 Waterproof 4.2W RMS Black • Audited BOM: 6 Components
Observed Retail $ 49.99
China Factory FOB $ ••.•• 🔒 FOB
US Landed Margin ••% 🔒 Margin

Risk & Margin Intelligence (Weibull & TEPR)

Temporal evolution of component stress vs return rate (RMA) and net margin impact.

📈 Cumulative Weibull Failure & Degradation Timeline

••%••%••%••%••%••% M•M•M•M•M•M•M• Physical Degradation (%) Return Rate (RMA %) Negative Reviews (%)
🔒 Returns Curve • Unlock