A:AnswerI've used this monitor and had no issues with black uniformity. If you do happen to come across this issue you can always request an exchange or RMA your monitor to have it fixed if it becomes an issue.
A:AnswerSo 2.0 HDMI only refers to the cable itself, it just lets you know that the cable can do true 4k. So yes it will fit in and work properly in any HDMI slot including the ones on this monitor.
A:AnswerYes, the monitor can also adjust it's height. The recommended adjusting angle is +33˚ to -5˚ (for tilt)/+90˚ to -90˚ (for swiveling/ +130 mm (for height adjustment)/90˚ (for portrait view).
A:AnswerThe monitor has speakers built into it but they aren't very loud. In windows you will be able to choose the device you want the sound to come out of.
A:AnswerInput lag would be dictated by your system specifications. This monitor has a maximum refresh rate of 165Hz. https://www.asus.com/us/Displays-Desktops/Monitors/All-series/VG248QG/techspec/
A:AnswerYes it does support it. See this link: https://www.asus.com/us/support/FAQ/1045846
If you scroll down you will see the monitor is listed.
The confusing part for consumers is that Asus does not use the terminology of "freesync" in their manuals. What you want to look for is the term Variable Refresh Rate (which is another name for freesync). If you search for that, you will see how to enable it for this monitor.
