All Browning Trail Cameras put video files into AVI format with the exception of the camera models listed below which put videos into MP4 format.
BTC-7FHD-P
BTC-8FHD-P
BTC-7FHD-PX
BTC-8FHD-PX
BTC-9D
BTC-10D
BTC-5PXD
BTC-6PXD
BTC-7A
BTC-8A