他于7月21日报道说，小米Smart Tombell 4/Pro今天可在JD和其他平台上10:00提供。新产品配备了超发明的摄像头 + Mijia链接，价格从299元开始。 It has the following main information of the product: Xiaomi Smart Doorbell 43 million + 1 million pixels super resolution 5100mAh lation of the battery of the Wi-Fi6Type-C battery interface admits two-way voice calls and the change of voice of 3 days of storage in the cloud of life in the cloud of xiaomi smartbell 4 Pro 5 million Pixel ultrasconsults Resolution 9800mah Life Life 6 months (typical of battery life （典型的电池寿命，电池检测，电池门套件，门包装，电池高度的检测，高度包装，检测生命的使用寿命。生活。生命。居住/快递员的检测，宠物的检测，自由云面部识别方法：2.4GHZ Wi-Fi承认Wi-Fi-Fi6Type-c-c interface twie-fecit twie-fecit twie-fecit twie。呼叫和呼叫会改变声音。本地32 GB存储空间Incomporated + 3日云存储支持Mijia Mijia Smart Linkage JD小米Smart Toulebell 4 299 Yuan Direct Link链接