1. USB recorder can only temporarily match the new version of Android navigation, so before buying must consult navigation support USB recording function, support can be used, does not match does not belong to quality issues.

2. GM models, line lossless installation, with card slot, buy their own memory card must go to the official website of the brand to buy high-speed cards, avoid normal use, thank you! (1080P optional)

3. Android integrated machine dedicated traffic recorder instructions:

A vehicle recorder is an instrument for recording the relevant information of the image and sound of a vehicle on its way. After installing the recorder, it can record the video image and sound of the whole process of driving, and provide evidence for traffic accident.