Automatic power on/off: support automatic ignition and shutdown Interface: Support USB Time Synchronization: Support Built-in stereo: support Product Specifications: 3 Channels: Front+Interior+Rear Screen size: 2 inches File format: Voltage 1 Current: 5V/1A Video resolution: 1080P; 720P; VGA Continuour Loop Video: Seamless Loop Recording Support memory card: TF (maximum support 64GB) Frequency: 50HZ / 60HZ Supported languages: Chinese, English, French, German, Russian, Polish, Japanese, Portuguese, Spanish, Korean, etc. Attention: The recorder needs to be equipped with a high-speed C10 or higher memory card for normal use. It is recommended to buy memory card packaging in this store to avoid adverse reactions to the product due to the purchase of irregular memory cards! Note: Please use the car charging link DVR, do not use a regular Type-C cable to link DVR. Connecting a regular Type-C cable to DVR will cause the rear camera to not display. Material: plastic colour: black Package Contents: 1 x host 1 x Rear Camera 1 x Holder 1 x Car Charger Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.