Feature: 1. Front and rear dual cameras recording, front camera: 1920x1080p (25fps); rear camera: 640x480p (15fps). 2. Remote monitoring on phone, brings you a lot of convenience. Support 24‑hour parking monitoring. 3. Built‑in G‑sensor, it will automatically lock and save the video file when the camera detected abrupt displacement or drastic change of position. 4. Loop recording, When the memory card is full, the latest video will automatically overwrite the earliest shots. 5. Support GPS logger function, support GPS track history record playback. Support maximum 128G card(not included) with class 10. Specification: Item Type: Driving Recorder Material: ABS Application: Universal Screen 2inch CPU SL8521E, Cortex-A53, Dual Core, 1.3Ghz Storage RAM 512MB ROM 256MB GPS GPS+for Beidou, built in GPS antenna OS for Linux Software upgrade Upgrade by memory card, OTA online upgrade. WiFi 802.11 b/g/n 2.4Ghz; support wifi hotspot Remote monitor Support Mobile APP and PC remote monitor, and vehicle fleet management GPS track history playback Support Remote video liveview Support remote liveview , voice talk Video file playback and download Support check video file by memory card or download the video file into mobile phone to playback. Network Band 3G WCDMA:2100(B1); 4G FDD-LTE: B1/B3 G-Sensor 3-axis G-Sensor, support loop recording Front Camera C2395 , 4glass camera lens , 120 degree wide view Back camera USB 480P Video resolution Front cam : 1920x1080p at 25fps; Back cam: 640x480p at 15fps Video compression format H.264 Video format TS Hotspot Support WIFI hotspot Input/Output Speaker Build in speaker ( 1.5W/8R speaker) MIC Build in MIC-Phone Noise Reduction Memory card Support memory card, maximum 128GB(not included) Key button Power button/Photo button/ Reset key RESET Support Powered by External power Car line power supply 12V; power supply voltage 9V-16V ACC Support ACC test . Package List: 1 x Front Driving Recorder1 x Rear Camera1 x Power Cord4 x Installation Tool1 x Manual Note: Warning: Only support the 3G WCDMA 2100 and 4G FDD LTE B1 and B3, please check whether your band can fit it ebfore order it.