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Unverified82% confidenceDecision RuleTime unknown

无线报警主机选433MHz频段传感器兼容性更广，但抗干扰能力弱于Zigbee/Z-Wave；家庭布防点＞15个时优先选Zigbee方案避免信号拥堵

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Unverified无线探测器优先选433MHz或Zigbee协议，Zigbee组网稳定支持双向通信可反馈电量，433MHz穿墙好但为单向通信、无法确认信号送达，大户型选Zigbee91% similar Unverified无线报警传感器通信频段决定抗干扰与穿墙能力：Zigbee/Z-Wave（915MHz/868MHz）比433MHz抗干扰强、支持组网回传状态，433MHz为单向发射不确认是否收到90% similar Unverified专业安防主机的无线传感器多采用433MHz或Zigbee协议，433MHz穿透性好距离远，Zigbee组网稳定支持双向通信可回传电量状态89% similar Unverified选择无线探测器时应确认其无线频段/协议（如433MHz、Zigbee、Z-Wave）与自家报警主机一致，且优先选支持双向通信的协议，可回传低电量和防拆状态；单向433MHz便宜但主机无法确认设备在线87% similar Unverified选购需确认与现有报警主机的联动协议一致，无线型注意频段（433MHz/315MHz或Zigbee/Z-Wave），跨品牌联动前需核对通信协议兼容性86% similar

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