LG UltraFine 24MD4KL Owner's Manual page 30

Signal Timing
Resolution
640 x 480
1920 x 1080
2560 x 1440
3360 x 1890
3840 x 2160
3840 x 2160
3840 x 2160
3840 x 2160
30
Horizontal Frequency (kHz) Vertical Frequency (Hz)
31.469
66.66
88.86
116.64
65.73
65.688
110.5
133.31
Polarity (H/V)
59.94 -/-
60 +/-
60 +/-
60 +/-
30 +/-
30 +/-
50 +/-
60 +/-
Remarks
Main Recommended Timing