USB cable is a necessary digital accessory in everyday life. With the rapid development of mobile phone industry, OTG cable gradually sleek into the public's view. But USB cable and OTG cable look so similar, so what are the differences between OTG cable with USB cable? Let’s check out together! The great Music used in this video :-⤵ Music: Sophomore Makeout - Silent Partner: https://youtu.be/g2HzEvU1roY