A:AnswerXbox Series X|S---
120Hz: YES, I have Xbox Series X and can confirm that this setting works =)
4K: NO this monitor is a 1080P monitor only
PS5---
120Hz: Not yet, Playstation will have a firmware update this March to enable/allow 120hz
4K: NO this monitor is a 1080p monitor only
A:AnswerTry setting your video connection to manual override, and it should allow 120Hz (but not 4K, of course). I have an Xbox Series X with 120Hz enabled with this monitor.
A:AnswerPlease ensure that this monitor has all of the features you're looking for prior to purchase. https://www.asus.com/us/Monitors/TUF-GAMING-VG259QMY/specifications/
A:AnswerYes, this model comes with Stereo Speakers : 2W x 2 Stereo RMS. Please review further specifications here: https://www.asus.com/us/Monitors/TUF-GAMING-VG259QMY/specifications/
A:AnswerIf that machine has an HDMI or DisplayPort connection they are fully compatible. https://www.asus.com/us/Monitors/TUF-GAMING-VG259QMY/specifications/