| Product number | 9TT53AA | 
| Display panel type | TN | 
| Viewable image area (diagonal) | 21.5″ | 
| Panel active area (W x H) | 476.64 x 268.11 mm | 
| Resolution | FHD (1920 x 1080) | 
| Aspect ratio | 16:9 | 
| Brightness (typical) | 250 nits | 
| Contrast ratio (typical) | 1000:1 static | 
| Response times | 5ms on/off | 
| Pixel pitch | 0.248 mm | 
| Display features | Anti-glare; Low blue light mode | 
Onscreen controls
| User controls | Exit; Information; Management; Menu; Power control; Input control; Brightness+; Image; Color | 
Resolutions supported
| Signal interface/performance | 1024 x 768; 1280 x 1024; 1280 x 720; 1280 x 800; 1440 x 900; 1600 x 900; 1680 x 1050; 1920 x 1080; 640 x 480; 720 x 400; 800 x 600 | 
Video/other inputs/cables
| Interface | HDMI; VGA | 
| Display Input Type | 1 VGA; 1 HDMI 1.4 | 
Ergonomics
| VESA mount | 100 mm x 100 mm (bracket included) | 
| Physical security | Security lock-ready | 
Power
| Input voltage | Input voltage 100 to 240 VAC | 
| Power consumption | 19 W (maximum), 18.5 W (typical), 0.5 W (standby) | 
Physical specifications
| Dimensions With Stand (W x D x H) | 50.5 x 18.89 x 38.12 cm | 
| Dimensions (W x D x H) | 50.5 x 42 x 31.02 cm | 
| Minimum dimensions (W x D x H) | 22.32 x 4.72 x 15.24 in | 
| Product dimensions with stand (W x D x H) | 19.88 x 7.44 x 15.01 in | 
| Weight | 2.85 kg | 
What’s in the box
| What’s in the box | Monitor; AC power cord; HDMI cable; Documentation; Warranty card; QSP; Product notice | 
 
				









 
				 
				 
				 
				 
				 
				 
				 
				 
				 
				