SONOFF Dongle-E 3.0 USB Dongle Zigbee Universal ZigBee Gateway via ZHA or Zigbee2MQTT Support SONOFF ZBMINI S26ZBR2
Computer Peripherals
“The SONOFF Dongle-E utilizes the EFR32MG21 SoC and an external rotatable antenna to provide stable Zigbee 3.0 network coordination. It is a highly capable, local-first coordinator for Home Assistant via ZHA or Zigbee2MQTT, though its physical footprint requires a USB extension cable for optimal placement.”
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EFR32MG21 SoC provides current-generation performance and reliable Zigbee 3.0 network coordination.
homeoslab.comThe EFR32MG21 is current-generation coordinator silicon rather than a warmed-over older design
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External rotatable antenna improves signal penetration and allows for optimized radiation patterns.
kravemir.orgThe external antenna can be rotated to make it radiate in desired direction.
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Aluminum housing reduces electromagnetic interference to improve radio hardware stability.
zigbeehubs.comit helps reduce electromagnetic interference around the radio hardware.
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Versatile firmware allows the device to function as either a coordinator or a router.
kravemir.orgIt can be used as a coordinator, or as a router by flashing a different firmware.
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Large physical size with the antenna attached necessitates a USB extension cable.
zigbeehubs.comthe dongle is larger than many competitors, so a USB extension cable makes installation cleaner.
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Extended length makes the device obtrusive when plugged directly into front-facing ports.
kravemir.orgquite long USB stick even longer with the external antenna standing out
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The only issue I had was with the battery compartment cover.
sonoff.techThe only issue I had was with the battery compartment cover.