A:AnswerYou can actually personalize it from the app. Minimum being 400 and max being north 15k. I usually have 800, 1600, 2400, and 3600. You have plenty of options ;)
A:AnswerThere’s a small button behind the mouse wheel that controls DPI. When you click button it changes DPI speed. Blue is slowest, then white, then red and purple is fastest.
A:AnswerMouse is pure wireless. You can put the USB receiver into your PC directly, or into the dongle (which then connects to the PC) so that you can get extended range from your mouse to the wireless receiver