Formally known as MPEG-4 Part 14, MP4 is a digital container format most commonly used to store video and audio. It is based on the ISO Base Media File Format .
Manufactured from cast aluminium alloy, they are robust enough to meet government defence equipment specifications for military vehicle engine cooling. 380mp4
Engine Cooling Fans | Military Vehicles - AMETEK Airtechnology Formally known as MPEG-4 Part 14, MP4 is
" is a 380mm diameter model within the latest MP4 range of cooling fans manufactured by AMETEK Airtechnology. Formally known as MPEG-4 Part 14