The high brightness and native 4K resolution, accurate color mapping, and contrast make the ViewSonic PX747-4K a worthy choice for the home theater setup. It doesn’t depend much on the environment light and has the enhanced zoom mechanism en
Read MoreThe BenQ HT3550 projector provides an opportunity to enjoy the multimedia in 4K format with a resolution of 3840×2160 pixels. The device is good a one for a night movie show in the backyard or even a business showcase demonstration. It is a really good option since it
Read MoreSpecification | ViewSonic PX747-4K | BenQ HT3550 |
---|---|---|
Audio | ||
Sound Type | mono | stereo |
Speaker Power, W | 10 | 10 |
Integrated Speakers | ||
Settings | ||
Keystone Adjustment Vertical, +- Degrees | 30 | |
Keystone Adjustment Horizontal, +- Degrees | ||
Properties | ||
Aspect Ratio | 16:9 | 16:9 |
Input Lag, Ms | ||
Projection Distance, M/ft | 1.9 - 7.8/3.2 - 22.9 | 0.7 - 9.9/1.8 - 29.5 |
Noise Level, Dba | 30 | |
Projection Screen Size, Inch | 60 - 200 | 30 - 200 |
Projection System | DLP | DLP |
Pixel Number | 8294400 | 8294400 |
Color Reproduction | 1.07 billion | 1.07 billion |
Throw Ratio Range | 1.47:1 - 1.76:1 | 1.13:1 - 1.47:1 |
Contrast Ratio | 12000:1 | 30000:1 |
Brightness, Lumens | 3500 | 2000 |
Power Consumption, W | 310 | 350 |
Lamp | ||
Lamp Life (normal Mode), Hours | 4000 | 4000 |
Lamp Type, W | 240 | 245 |
Lamp Life (eco Mode), Hours | 15000 | 15000 |
Connectivity | ||
Ethernet (rj45) | ||
Spdif (optical) | 1 | |
Audio Output (3.5mm) | 1 | |
Usb (service) | 1 | 1 |
Audio Input (3.5mm) | ||
Usb | 1 | 2 |
Audio Input (rca) | 1 | |
12v Trigger | 1 | 1 |
Composite Video Input (rca) | 1 | |
Vga Input | 1 | |
Rs232 (db-9pin) | 1 | |
Mhl | ||
Lens | ||
Zoom Ratio | 1.3x | |
Lens Shift | vertical +/- 30% | |
Focal Length, Mm | 12 - 15.6 | |
F-number | 1.9 - 2.47 | |
Dimensions | ||
Weight, Kg/pounds | 4.01/8.84 | 4.2/9.3 |
Size W X H X D, сm/inches | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 | 38 x 12.7 x 26.3/14.9 x 5 x 10.3 |
Features | ||
Projection Method | front, rear, ceiling mount, tabletop | front, rear, ceiling mount, tabletop |
Security | Kensington lock, password protection | Kensington lock, password protection |
3d | ||
Mouse Functions | ||
Remote Control | ||
Resolution | ||
Resolution Abbreviation | 4K | 4K |
Max Resolution (resized) | 3840 x 2160 | 3840 x 2160 |
Native Resolution | 3840 x 2160 | 3840 x 2160 |
User Manual | ||
Manual | px747-4k.pdf | ht3550.pdf |
Video Compatibility | ||
Secam | ||
Pal | ||
Ntsc | ||
Operating Temperature | ||
Max, C/f | 40/104 | 35/95 |
Min, C/f | 0/32 | 0/32 |