Unverified90% confidenceDecision RuleTime unknown
纯音频监听器优先选DECT技术(1.8GHz/1.9GHz专用频段)而非2.4GHz WiFi/蓝牙,DECT抗干扰强、无信号盲区串音,且不占用家庭WiFi带宽,实测穿墙传输更稳定
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Long-term
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Unverified纯音频监听器选DECT 1.9GHz专用频段而非WiFi/蓝牙,DECT抗干扰强、延迟<100ms且不占用家庭网络带宽,实测穿两堵承重墙仍稳定;WiFi款在路由器信号弱的房间易掉线94% similarUnverified居住在公寓/信号密集区优先选2.4GHz专用DECT或FHSS跳频型而非纯WiFi型,避免路由器拥堵导致画面卡顿掉线83% similarUnverified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78% similarUnverified5GHz双频投屏器抗干扰能力和带宽显著优于2.4GHz单频,多人办公或家庭WiFi设备密集环境应选5GHz,可支持1080P甚至4K稳定传输78% similarUnverified远程互动类设备优先选支持5GHz+2.4GHz双频Wi-Fi的型号,仅支持2.4GHz的设备在多设备家庭易出现视频卡顿、语音延迟,但2.4GHz穿墙能力更强,大户型或音箱远离路由器时反而更稳定78% similar
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