Tired of pluging usb cable each time you want to mount SD card on your PC. B USB Replace 2 is just for you. Easy files transfers between PC and cellphone. Improvement of "B USB Replace". You will need to download the new computer side .jar on your computer at :http://sourceforge.net/projects/usbreplace2/ => better user interface=> multi-files operation enabled=> faster tranfer Please take a look at android app "B MomentInYourLife", contribute to this experiment. Thank's in advance.