Unverified82% confidenceDecision RuleTime unknown
传输方式选专用RF射频(433MHz/868MHz)而非蓝牙,RF在同层住宅穿1-2堵墙可达50-80米,蓝牙实测穿墙后常降至10米内且易断连
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82%
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Long-term
Relevance
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Unverified别墅或跨楼层住宅(门口到接收器隔2堵墙以上)应选标称距离≥300米且工作频段为433MHz的产品,433MHz比2.4GHz穿墙衰减更小81% similarUnverified2.4GHz RF遥控实际稳定控制距离约30-100米且无需对准,蓝牙方案标称10米但穿墙后常掉线,需要多机联动或远距离触发选RF80% similarUnverified吸顶喇叭功率选择按房间面积计算:15㎡以下用20W,15-30㎡用30-40W,卫生间/走廊用10-15W即可,功率过大反而低频驻波明显70% similarUnverified承重墙多的老房子应优先选支持穿墙的低频段优化机型或多点Mesh,160MHz大带宽虽快但穿墙衰减严重,隔两堵墙后速率反而不如80MHz稳定70% similarUnverified选路由器优先看空间量级而非纯覆盖面积:≤90㎡两室一厅单台AX3000够用;120㎡以上或有承重墙/多层户型应上Mesh或AX6000三频,单台大功率路由靠信号强度硬穿墙效果远不如多点组网70% similar
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