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Sonoff 4CH Pro - Tasmota
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Sonoff 4CH DIY - Tasmota
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Sonoff 4CH & 4CHPRO joins R3 revision - NotEnoughTech
Sonoff 4CH & 4CHPRO joins R3 revision - NotEnoughTech
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![[SOLVED] Dry contact switch items in OH2 - #18 by vzorglub - Beginners - openHAB Community](https://community-openhab-org.s3-eu-central-1.amazonaws.com/original/3X/7/d/7d5d62fa2ee517d9e42d44a30e0973176bbc7ada.jpg "[SOLVED] Dry contact switch items in OH2 - #18 by vzorglub - Beginners - openHAB Community")