| Additional Specifications |
| Vertical Keystone Correction |
-35/+40 |
| VGA In |
Yes |
| Minimum Lens Aperture |
F/2.4 |
| Standby Power Consumption |
500 mW |
| Operating Power Consumption |
375 W |
| Graphic Mode |
XGA |
| Throw Ratio |
1.6 to 1.92 |
| Economy Mode Lamp Life |
2500 Hour |
| Output Scan Format |
720p |
| Speaker Output Power |
5 W |
| 3D Type |
3D Ready |
| Input Scan Format |
1080p |
| Product Model |
4220 |
| Projection Method |
Front |
| Front Camera |
Dell |
| Network (RJ-45) |
Yes |
| Brand Name |
Dell |
| Number of HDMI |
1 |
| Number of Speakers |
2 |
| Native Resolution |
1024 x 768 |
| Maximum Lens Aperture |
F/2.66 |
| Uniformity |
80% |
| Quick Glance |
| Projector Type |
Rack Cabinet |
| Dimensions |
| Weight |
298 lbs |
| Dimensions |
79" Height x 23.80" Width x 42" Depth |
| More Info |
| URL |
http://www.dell.com |
| Image Quality |
| Display Type |
Rack Cabinet |
