Auto Keystone LCD Educational Projector 1200 Lumens Dual Band WiFi 6 Bluetooth 5.0
Auto Keystone LCD Educational Projector 1200 Lumens Dual Band WiFi 6 Bluetooth 5.0
Description:
- The C4 smart projector is engineered with advanced LCD+LED optical display solution, specially customized for household cinema, business conference and educational teaching usage.
- Widely applicable for indoor home daily movie viewing, small office meeting presentation, offline tutoring teaching and portable outdoor temporary projection.
- Outfitted with 1200 Lumens luminous flux, genuine 1080P native resolution and standard 16:9 aspect ratio, it realizes lossless full-frame projection display.
- Powered by Android smart TV operating system with 2GB+32GB memory combination, ensuring fluent system running and free installation of streaming and application software.
- Integrates auto focus, auto trapezoidal correction, four-point correction, auto obstacle avoidance, automatic rotation and screen fitting functions to realize one-click intelligent screen setup.
- Diversified port layout including HDMI, RJ45 wired network, USB, SPDIF fiber audio, 3.5mm audio jack meets varied peripheral connection demands.
Quick informations:
| Name | C4 |
| Brightness | 1200 Lumens |
| Speaker | 5W * 1 |
| Power | 130W |
| AC-IN | AC 100V-240V |
| Color | Black |
| Weight | 1.9kg |
| Size | 247*253*96mm |
Features:
- All-in-one auto image tuning functions cut down manual debugging difficulty drastically for beginner users.
- Electric focus adjustment plus full-frame digital zoom enables convenient size modification of projected screen.
- Built-in 5W loudspeaker, independently output stereo sound without external sound equipment.
- Adopts WiFi6 dual-band (2.4G+5G) & Bluetooth 5.0 tech, stable wireless link and cross-platform screen cast for IOS/Android/Windows devices.
- Working noise controlled under 30db, creating mute and comfortable watching atmosphere.
- LED lamp lifespan over 30000 hours, long service cycle effectively reduces later maintenance expense.
- Possess ISO9001,3C,CE,WEEE,RoHS,FCC international certifications, product quality complies with global safety standards.
- Abundant I/O interfaces support connection of desktop, game console, set-top box and wired network access.
Parameter Table
| Intelligent Auto Focus System | Eletric Focus Adjust, Auto Focus, Auto Keystone, Four-point Keystone, Auto Obstacle Avoidance, Auto Rotation Correction, Auto Screen Alignment, Full Frame Digital Zooming | |
| Memory | RAM | 2GB |
| ROM | 32GB | |
| Light Source | LED | |
| Display Technology | LCD | |
| Throw Ratio | 1.25:1 | |
| Contrast Ratio | 1000:1 | |
| Light Source Life | 30000H+ | |
| Screen Scale | 16:9 | |
| Noise Level | <30db | |
| WIFI | 2.4G+5G Dual bands WiFi 6 | |
| Bluetooth | BT 5.0 | |
| Input/Output |
DC Power*1,SPDIF*1,Jack*1,USB*1,Charging port*1,HDMI*1,RJ45*1 |
|
| OS | Smart Android TV | |
| Wireless Screen Mirroring | Yes(IOS/Android/Win) | |
| Native Resolution | 1920*1080P | |
| Certification | CE,RoHS,KC,FCC,WEEE,ISO9001 | |
| Projector Size | 247*253*96mm | |
| Weight | 1.9kg | |
Projection Distance
| Screen Size (inch) | Screen Area W*H (m) | Distance (m) |
| 42 | 0.93 × 0.53 | 1.17 |
| 56 | 1.33 × 0.75 | 1.65 |
| 66 | 1.55 × 0.87 | 1.92 |
| 86 | 1.86 × 1.05 | 2.31 |
| 100 | 2.21 × 1.25 | 2.75 |
| 120 | 2.66 × 1.49 | 3.28 |
| 150 | 3.32 × 1.87 | 4.11 |
* The projection size and distance data in the table above is based on the throw ratio. Actual results may vary, so please use this only as a reference.
Product Photo:
Product Interface:
Remote Operation:
Notices:
- Don’t stare straight at the laser window, strong laser can hurt your eyes permanently.
- Put the machine far from hot wind, or high heat will damage internal parts.
- Leave space around the machine and don’t cover air vents to stop overheating.
- Keep all drinks and liquids away to prevent short circuit from spills.
- Block dust and tiny metal bits from getting into the machine inside.
- If anything falls inside, turn off power and call professional repairmen.
- Don’t use the machine on rainy days or in wet places to avoid rust inside.
- Wrap with soft foam when shipping long distance to avoid bumps and shakes.
- Clean dirty lens with soft cloth dipped in 75% medical alcohol carefully.
- The back vent is very hot after long working, don’t touch it to avoid burns.
- Never take apart the machine yourself; call official after-sales if broken.
OEM/ODM Service:
We can customize products for you: print logo on shell, print mark on remote, make unique packages, custom startup picture and set system as you want.
We check all designs and make sample products for your approval before mass production.
For big orders, we can help you finish everything from design to finished goods.
We make exclusive plans and prices according to your purchase requirements.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


