The function of muti-room and access cards, we can use one guest card to open several different rooms' locks if necessary;
多房卡功能——需要时可以使用一张客人卡同时开启多个房间门锁；
The function of muti-room and access cards, we can use one guest card to open several different rooms' locks if necessary;
多房卡功能——需要时可以使用一张客人卡同时开启多个房间门锁；
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