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BRK Hardwired (with Battery Back-Up) Dual Sensor Interconnected Smoke detector 6 -Pack

First Alert BRK Hardwired (with Battery Back-Up) Dual Sensor Interconnected Smoke detector 6 -Pack

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Can this smoke alarm interconnect with the BRK 3120B smoke alarm?


Hi Smb25, thank you for your question. All our hardwired models can be interconnected using the orange wire. - Maria

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