Home & Kitchen > Home Security > Doorbell & Chime > Wireless Doorbells
Wireless Plug-in Doorbell, 38 Chimes, 330ft Range, SIGMA-LKM3013P
Brand: Generic / OEM
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Audited BOM: 13 Components
BOM & Cost Breakdown (Reverse Engineering)
Bill of materials component teardown, factory FOB sourcing cost, and landed fulfillment markup.