No you don't need an add on. You may just find that download speeds that are quoted are likely to be up to 40 times slower. This is because the USB 2.0 device will have to work to the slower capabilities of USB 1.1.
Best Black Friday Deals 2017
How modern book design was influenced by illustrated manuscripts
Best Black Friday Apple Deals 2017
Les meilleurs logiciels de montage vidéo gratuits (en 2017)