A:AnswerYes, you can use an HDMI to DisplayPort cable to use G-SYNC compatibility, but it requires the right HDMI to DP cable and/or adapter that allows for uplink/downlink of data as some are only one way. The monitor also has HDMI ports so you also go for the HDMI.
A:AnswerThis monitor supports input voltage of 100 Volts to 240 Volts. The weight of the monitor with the package is 11.72 kg. Please reach out to the Best Buy support team for the other dimensions of the package.