Hayway WiFi Tuya Video Doorbell Features:1.Supports connecting locks2.Supports three unlocking modes: paword, phone, and card3.Supports mobile phone connectivity Remotely Acce (Support 3G/4G/5G)4.Support video calling and surveillance5.Support checking unlock records6.Waterproof, conforms to IP657.Metal housing, anti-vandal8. Full duplex voice intercom9.Ultra low power consumption,Standby current 60mA/working current 150mA.10.Day and night mode automatic switching, whether day or night, the image is clearly visible, for your family securit. Support unlocking function This is a brand new video doorbell system. On top of retaining the basic functions of traditional doorbells, an unlocking function has been added. Supports three unlocking methods: mobile phone, card, and paword, providing more convenience for your life. Hayway Home video Doorbell system With the latest technology,when visitor pre the doorbell,your phone will receive the APP notification, you can see,hear and speak to anyone at your door, even remote unlock via your smartphone in everywhere Supports mobile connectivity Remotely Acce (Support 3G/4G/5G) Under 2.4G WiFi signal, you can connect your Android or Apple phone to the system New era smart home,Free tuya smart app, Monitor anytime and anywhere. 1.After downloading the Tuya app, you can connect the monitoring device to your smartphone in le than two minutes.The operation is simple and safe.2.No matter where you are in your home or even abroad, you can easily answer the doorbell remotely and monitor the outdoor environment.3.This trend of future technology, free your hands, and enjoy using a mobile phone to control the whole house of smart home appliances! Supports adding up to 500 mobile users and 1000 card Mobile phone setting dynamic paword You can set a dynamic paword on your phone and then enter the paword on the doorbell to unlock. (You can specify the validity time of the paword, which can bring you more convenience without worrying about paword theft.) Supports multiple unlocking mode After the product is connected, you can unlock it through your phone, paword, and card. Supports connecting lock This video doorbell supports connecting various locks, and you can open the door through three methods: swiping your card, paword, and phone. (Locks are not included in the set. If you need them, you can