【Large HD Display】4.3-inch high-definition LCD screen provides clear and vivid visuals for enhanced security monitoring. 【1080P HD Resolution】Capture crystal-clear images with 1920x1080 resolution, ensuring detailed video footage. 【Wide-Angle View】135-degree wide-angle lens offers an expansive field of view for comprehensive coverage. 【PIR Motion Detection】Built-in PIR sensor detects movement and triggers alerts, enhancing home security. 【Two-Way Audio】Communicate with visitors through the built-in microphone and speaker system. 【Night Vision】Infrared LED enables clear visibility in low-light conditions for round-the-clock monitoring. Specifications: LCD Display Size 4.3 inch Display Resolution 2.0MP-1920x1080 Focal Length 2.5mm Angle of view 120&deg; Wide angle Audio Input/Output Built-in microphone Video Video Compression H.265 Resolution 1920x1080 @25fps Stream Double stream Night Visibility 1pc IR-LEDS Alarm PIR Motion Detect YES (If PIR on, only can use 1200 times in full battery, please note this!) Network Wireless Standard 2.4GHz WiFi IEEE 802.11b/g/n App By Phone Android, iOS (app: Tuya smart) Storage <td style="width: 18.0157%;" valign="center" wid