7-Tone 120dB 20W Multifunction Alarm Siren SIGMA-S213
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7-Tone 120dB 20W Multifunction Alarm Siren SIGMA-S213

Brand: Generic / OEM • Audited BOM: 10 Components
Observed Retail See Benchmarks
China Factory FOB $ ••.•• 🔒 FOB
US Landed Margin ••% 🔒 Margin

Audit & Profit Calculator (US Channels)

Gross-up margin calculation for Amazon FBA, Walmart WFS, eBay US, and TikTok Shop.

Reverse Net Margin by Marketplace

Embeds Amazon FBA fulfillment ($4.50), category referral fee (15%), and net landed cost to guarantee targeted net payout.