I dissasembled and tested the Heiman Zigbee Siren HS2WD-E, this is
HS2WD-E via Home Assistant ? · Issue #5779 · Koenkk/zigbee2mqtt
Heiman HS2WD-E siren not really compatible ? · Issue #14424
HS2WD-E via Home Assistant ? · Issue #5779 · Koenkk/zigbee2mqtt
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Siren test Heiman HS2WD-E compatible zigbee 3.0
Heiman wireless zigbee smart siren for people use HS2WD #smarthome
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Heiman HS2WD-E siren - no switch in Home Assistant · Issue #13986