USA 
HD28HDR Full HD DLP Projector
Product Description
Enjoy movies and video games in Full HD resolution with the Optoma HD28HDR Full HD DLP Projector. It has a native resolution of 1920 x 1080 to display high-resolution images and video, and a 50,000:1 dynamic contrast ratio to enhance the clarity of dark areas of images. The 3600 lumens of brightness overcomes ambient light in many home settings, and features like Enhanced Gaming Mode help enhance your experience while gaming. When paired with compatible 3D glasses, this projector also supports various 3D formats.
The HD28HDR has two HDMI inputs for connecting your cable/satellite box, Blu-ray player, or gaming system. A 3-watt speaker is built-in for audio playback, as is an 1/8" audio output to connect to your external speaker system. The projector includes an IR remote control for added convenience.
The HD28HDR has two HDMI inputs for connecting your cable/satellite box, Blu-ray player, or gaming system. A 3-watt speaker is built-in for audio playback, as is an 1/8" audio output to connect to your external speaker system. The projector includes an IR remote control for added convenience.
| Image Display | |
| Display System | 0.47" DMD DLP |
| Native Chip Resolution | 1920 x 1080 (Full HD) |
| Supported Resolutions | Maximum: 4K UHD - 3840 x 2160 @ 30 Hz |
| Max Brightness | 3600 Lumens |
| Uniformity | 80% |
| Offset | 116% ± 5% |
| Aspect Ratio | Native: 16:9 Supported: 16:10 Supported: 4:3 |
| Dynamic Contrast Ratio | 50,000:1 |
| DLP Link 3D | Yes |
| Supported 3D Formats | Frame Packing Side by Side Top Bottom |
| Color Wheel | 6-Segment (RYGCWB) |
| Color Depth | 10-Bit (1.07 Billion Colors) |
| Scan | Horizontal: 25 to 85 Hz or 120 kHz Vertical: 24 to 120 Hz |
| Latency | |
| Lens | |
| Focus | Manual |
| Lens | f/2.1 - 2.31 (f = 15.59 - 17.14 mm) |
| Optical Zoom | Manual: 1.1x |
| Throw Distance | 3.2 - 35.37' / 0.975 - 10.781 m |
| Throw Ratio | 1.47 to 1.62:1 |
| Projection Size | 28 - 301" / 71.12 - 764.54 cm |
| Features | |
| Keystone Correction | Vertical: ± 40° |
| Supported HDR Input Formats | HDR10 |
| Digital Zoom | |
| Picture-in-Picture | |
| Ceiling Mountable | Yes |
| Rear Screen Projection | Yes |
| Built-In Speaker | Yes |
| Speaker Power | 3W |
| Closed Captioning | |
| Remote | |
| Input/Output Connectors | |
| Inputs/Outputs | 2 x HDMI (HDMI Type-A) Audio, Video Input 1 x 1/8" / 3.5 mm Mini Audio Output 1 x USB 2.0 (USB Type-A) Power, Service |
| HDCP Support | |
| General | |
| Light Source | Lamp |
| Color Temperature | |
| Expected Lamp Life | Full Brightness: 6000 Hours Medium Brightness: 10,000 Hours Low Brightness: 15,000 Hours |
| Fan Noise | Medium Brightness: 26 dB |
| Security | Password Protection Security Bar |
| Supported Languages | Arabic Czech Dutch English Farsi Finnish French German Greek Hungarian Indonesian Italian Japanese Korean Norwegian Polish Portuguese Romanian Russian Simplified Chinese Slovak Spanish Swedish Thai Traditional Chinese Turkish Vietnamese |
| AC Input Power | 100 to 240 VAC, 50 / 60 Hz |
| DC Power Requirements | |
| Heat Dissipation | |
| Power Consumption | Full Brightness: 325 W Low Brightness: 215 W |
| Battery Capacity | |
| Operating Altitude | |
| Operating Temperature | 41 to 104°F / 5 to 40°C |
| Storage Temperature | |
| Operating Humidity | 0 to 85% |
| Storage Humidity | |
| Dimensions (W x H x D) | 12.4 x 4.3 x 9.6" / 316.0 x 108.5 x 243.5 mm With Feet |
| Weight | 6.2 lb / 2.81 kg |
| Warranty Length | Limited 1-Year Warranty |