VEVOR Video Doorbell, 2K Wireless Camera Ring Doorbell Works with 170° Ultra-Wide View, 2-Way Audio, Motion Detection & Night Vision, Supports Alexei & Google, Cloud Storage, Battery/Wired PoweredSmart Interactive Video DoorbellHigh-Definition ViewTUYA App ControlIndoor Chime ReceiverSmart IntegrationWireless ConnectionWireless: 2.4GHz Wi-Fi (IEEE 802.11 b/g/n),Indoor Chime: Multiple Ringtone, 3 Volume Levels, App-Controlled,Microphone: 1 Built-in Mic,Max Night Vision Distance: 16.4 ft / 5 m,Voice Assistant Compatibility: Amazon Alexa and Google Assistant,Color: White,Motion Detection: PIR Human Detection,Video Codec: H.265 / H.264,Dimensions: 1.85 x 1.26 x 5.91 in / 47 x 32 x 150 mm,Two-Way Audio: Supports real-time talk with echo cancellation,Infrared Light: 850nm IR LEDs,Power Supply: DC 5V 1.5A, AC 8–24V,Item Model Number: SC162-WCD3,Video Messaging: Leave and receive visitor video messages via app,Product Weight: 0.64 lbs / 0.29 kg,Quick Replies: Preset voice messages for missed interactions,Night Vision Mode: IR-CUT Auto Switch,Field of View: 170° Diagonal,Indicators: Blue: Device Status, Green: Charging,Storage Options: Supports up to 128GB TF Card (sold separately),Main Material: ABS Plastic,Resolution: 2K Ultra HD,Speaker: 1 Integrated Speaker