Unverified85% confidenceDecision RuleTime unknown
金属膜型号可能对手机信号和WiFi信号产生一定屏蔽影响，如果家中信号本就偏弱，建议优先选择陶瓷膜为主的型号
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified金属陶瓷膜含金属层，会对手机信号、Wi-Fi信号和GPS产生一定程度的屏蔽衰减，家中信号本就较弱或依赖室内基站的场景不建议大面积贴覆91% similarUnverified金属门窗会屏蔽和干扰无线信号，安装在铁门/铝合金窗上的无线传感器可能通信不稳定，此类场景建议缩短与网关距离或加装中继设备76% similarUnverified冰箱内金属和封闭结构会严重屏蔽无线信号，蓝牙(BLE)款穿透力弱易断连，需APP实时提醒的用户应选WiFi直连或带外置网关/中继的型号，避免关门后失联75% similarUnverified全封闭金属屏蔽罩会同时屏蔽机柜内设备的无线通信信号，若柜内含无线AP、蓝牙网关、4G/5G模块需选带射频馈通口或开窗设计的型号，否则设备将失联73% similarUnverified金属防盗门/门框会严重屏蔽2.4G WiFi信号，门铃装在门外时若路由器在客厅深处易频繁掉线；应确认门铃支持双频WiFi或配套中继/网关，选购前先测门口信号强度73% similar
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