Traditional Culture Encyclopedia - Travel guide - What is MP3 called in Japanese?

What is MP3 called in Japanese?

MP3 エムピースリー(e mu pi- su ri-)

MP4 エムピーフォー(e mu pi- fo-)

Because there are many sounds in English The Japanese can't pronounce it, so they can only use the sounds they can pronounce to say these~~

I wonder how their tongues grow~~