Feature: 1. Dual Cameras: Capture every detail with the front 4K and rear 1080P dual cameras. The 170° wide angle lens minimizes blind spots, while the 12in full screen display provides real time footage. With night vision capabilities, you can record clear videos even in low light conditions. 2. Built in WiFi: Connect to the phone APP via WiFi for real time playback and quick search. Compatible with both for Android and for iOS systems, this feature ensures efficient and secure data transfer. 3. GPS Design: Connect an external GPS antenna to view GPS information, time, and real‑time speed on the screen while driving. It also supports GPS trajectory viewing, providing you with accurate location data. 4. Loop Recording: With support for up to 256GB storage cards (not included), the dash cam automatically overwrites the oldest videos when the storage card reaches its limit. A 64GB memory card is included with your purchase. 5. Parking Monitoring: The dash cam supports 24 hour monitoring for protecting your vehicle(need to buy an additional ACC cable). When the car is turned off, the device enters sleep mode. It automatically starts recording once it detects slight vibrations. 6. Collision Lock: Built‑in gravitys sensor automatically locks and saves videos in case of abnormal collisions. All crucial moments are authentically preserved, serving as powerful evidence when needed. 7. Reverse Assistance: Equipped with a high clear rear camera, the recorder automatically switches to the reverse image when the vehicle is put into reverse gear. It helps you parks your vehicle accurately and quickly. 8. One Click Mute: The dash cam features a clear quality microphone for clear audio recording. With the one click mute function, you can record silent videos. The memory function allows you to turn on the recorder again without having to reset the silent mode. Specification: Item Type: Car DVR Color: Black Material: ABS Camera: 4K Front Camera + 1080P Rear Camera Display: 12 Inch Touchscreen View Angle: 170° G-Sensing: Support Loop Recording: Support Night Vision: Support File Format: MP4 Video Format: H.264 Memory Card: Maximum 256G Battery: Built in 500mAh Lithium Battery Language: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, Russian, German, French, Spanish, Italian Item Size: Approx. 302 x 70 x 15mm / 11.9 x 2.8 x 0.6in Item Weight: 365g/ 12.9oz. Package List: 1 x Dash Camera 1 x Rear Camera with Connecting Cable 1 x GPS Antenna 1 x Memory Card(64G) 2 x Silicone Straps 1 x User's Manual Note: You can directly scan the QR code on the manual or on the machine to download the APP.