Vehicle Dashboard Camera DVR with HD Video

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Customer has requested more information on Vehicle Dashboard Camera DVR with HD Video (Product-SKU: CC1280NV-MG)
	Dash Camera - 1280 x 960 HD video catches license plate detail, faces - Flip down TFT screen, powered by cigarette adapter, saves to removable SD card
Question
When the SD card is full will it loop and record over or do I have to keep adding SD cards? How many hours will it record with a 32GB SD card?
Answer: When the SD card is full will it loop and record over  Yes it will or do I have to keep adding SD cards? How many hours will it record with a 32GB SD card? About 16 hours before it starts to erase and replace the oldest files with newer files.