Unverified82% confidenceDecision RuleTime unknown
无线传感器套装选433MHz/LoRa方案比2.4GHz WiFi穿透力强，隔一堵墙或20米以上距离仍稳定；WiFi直连传感器耗电快且穿墙差，仅适合单个阳台近距离
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified无线报警主机的传感器无线频段优先选用433MHz或Sub-1GHz，穿墙能力和抗干扰性明显优于2.4GHz，别墅或复式户型尤其应避免仅支持2.4GHz的机型85% similarUnverified无线传感器优先选433MHz或Zigbee协议而非纯WiFi直连，433MHz穿墙能力强、功耗低（电池可用1-2年），纯WiFi传感器每个都占路由器名额且耗电快82% similarUnverifiedWiFi智能定时器多数仅支持2.4GHz频段，不支持5GHz，且插座本体较厚会遮挡相邻墙插，双孔墙插场景优先选侧向出线或薄款机身（进深＜55mm）81% similarUnverified无线2.4G专用协议传输比WiFi连接更稳定但穿墙差，双人床两侧独立监测建议选每侧独立传感器条+同步网关，避免蓝牙单点连接距离超8米断连81% similarUnverified无线探测器优先选433MHz或Zigbee而非私有2.4GHz协议，433穿墙能力强适合大户型多墙体，2.4GHz易被WiFi干扰且穿透差81% similar
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