The Dahua DHI-LM27-A221Y is a 27-inch Full HD IPS monitor with a 120Hz refresh rate and support for overclocking up to 144Hz. It includes 1ms MPRT response, HDMI 1.4 and VGA inputs, 178° viewing angles, flicker-free operation, and VESA 100 × 100 mm mounting.
| Brand | Dahua |
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| Screen size | 27 inch |
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| Panel type | IPS (In-Plane Switching) |
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| Refresh rate | 120Hz; up to 144Hz OC |
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| Response time | 5ms OD; 1ms MPRT |
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| Ports | 1 × HDMI 1.4; 1 × VGA |
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| Aspect ratio | 16:9 |
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| Contrast ratio | 1200:1 |
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| Curvature | Flat |
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| VESA mount | 100 × 100 mm |
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| Stand adjustment | Tilt -5° to 20° |
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| Viewing angle | 178° H / 178° V |
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| Brightness | 250 cd/m² (typ.) |
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| Color Depth | 6-bit + FRC |
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| Color Gamut | 72% NTSC (typ.) |
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| Eye Care | Flicker-free |
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| Monitor Resolution | FHD (1920 x 1080) |
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