Hi,
please i need your help.
Yesterday, i bought your mouse -
Gigabyte mouse M6900 but when 
i connected USB to notebook, it dont run. I have a problem with that. Mouse is unknown. I try 
it on Windows Vista & Windows 7 but nothing. I tried to download drivers but dont run..  
 
 Please can me someone help? 
Sorry for my english and thanks you very much !!!