DDPAI N5 Dual Dash Cam Front and Rear Camera with 4K Resolution Product Description: High-definition 4K main camera, rich in detail The DDPAI N5 Dual uses high-definition imaging and is equipped with seven sets of high-definition optical lenses and a large F1.8 aperture. The image remains clear and bright in darkness and low light 140-degree wide-angle easily covers 3 lanes Built-in eMMC+T card storage, important files will not be lost When the TF card fails to work, emergency files and snapshot files can be retained through the built-in emmc storage. The recorder can work normally without inserting a TF card and can record emergency videos. Memory Card:- Built-in storage capacity in the dash cam is 32GB and can reach up to 512GB maximum if you want to expand the memory ADAS Driving Assistant Fast and Easy Bluetooth Connection:- The DDPAI N5 Dual uses the fast Bluetooth connection method in the recorder, replacing the traditional WiFi connection. When the device connects to the app, there is no need to find the WiFi device. The app can automatically recognize the surrounding recorder's Bluetooth to achieve a quick link between the mobile phone and the device App Sensitivity can be adjusted through the app. To download the app: Camera Installation Method: Cigarette lighter + 3.5 meter power cord Mounting Method: Electrostatic sticker + 3M glue Working Temperature: -20 degrees ~ 65 degrees