Xiaomi Smart Doorbell 3

About this itemFantastic 2K image quality and wide camera lensPin-sharp image both day and nightAudio both ways, including voice changer optionsEconomical battery system, little charging required.Makes you feel more secure.Battery capacity5200 mAh (TYP)Rated InputK5V=2AWireless ConnectivityWi-Fi IEEE 802.11b/g/n2.4GHz, RF 433MHzInfrared light940 nm infrared lightAudio systemTwo-way voice callsStorageCloud storage