Unabel to watch mpg videos on tv

Koushikdutta Posts 1 Registration date Saturday November 5, 2016 Status Member Last seen November 5, 2016 - Nov 5, 2016 at 11:59 PM
i have a lg ultra slim tv.i want to watch videos on my tv .but my tv has no usb port.but my digital set top box has a usb port.when i connect my carditor (not pen drive only chip) to this usb then i can see jpg picture bt not see any mp4 or mp3 file.then i convart this video to mpg-1 or mpg-2 .then i can able to see video file bt i could not play this....so plz help whts worng with me that i could not play thos videos...plz mail to me