Likely uses the H.264 (AVC) codec, which is the most compatible format for MP4 containers across all devices. Potential Contexts
Many sites offer "Low-Res" watermarked previews in this exact size range. 720p mp4(4.26 MB)
4.26 MB is well under the legacy 8 MB or 25 MB limits for many messaging platforms, making it an ideal "transfer-friendly" size. Likely uses the H
To give you the most helpful "feature" or breakdown, I need to know your goal. Are you trying to: Likely uses the H.264 (AVC) codec
If this is a file you are trying to create or optimize, here is what those specs usually represent: pixels (Standard HD).