AJB also appears in the automotive market, providing "MP4/MP5" head units that replace standard car stereos.
While the file extension is .mp4 , these files are sometimes encoded with specific codecs (like H.264 or H.265) that standard players might struggle with if the file header is customized by the recording hardware. ajb mp4
Sometimes the file was actually an .mkv or .webm saved with the wrong label. AJB also appears in the automotive market, providing