BYINTEK U70Pro Portable 3D Projector User Manual
Model: U70 Pro
1. Introduction
The BYINTEK U70Pro is a portable 3D DLP video projector designed for versatile entertainment and presentation needs. It features advanced DLP technology, a built-in rechargeable battery, and an Android operating system, offering a comprehensive multimedia experience.
Key Features:
- 3D Home Theater: Utilizes USA TI DLP technology with 100% off-axis projection. Supports DLP-Link active shutter 3D and Blu-ray 3D. Capable of 4K input with a standard resolution of 960x540 and a 10000:1 FOFO contrast ratio.
- Portable & Battery-Powered: Equipped with a 15600 mAh rechargeable lithium battery, providing 2 to 4 hours of operation. Supports screen projection from 30 to 300 inches. Compact size (12.88 x 14.88 x 12.7 cm) with a convenient carrying handle.
- Android System: Runs on Android 9.0 OS with integrated dual-band 2.4G/5G WiFi and Bluetooth 5.0. Features 2GB RAM and 32GB ROM. Pre-installed with Aptoide TV and Google Play App Store for downloading applications like YouTube, Netflix, and Prime Video. Supports online OTA firmware updates, keystone correction, electronic zoom, and remote control electronic focus.
- High-Fidelity Stereo Speakers: Features powerful dual 5W stereo speakers for clear audio. Includes a 3.5mm audio output for connecting headphones or external speakers. Supports WiFi screen mirroring for smartphones and tablets.
2. Package Contents
Ensure all items are present in the package:
- BYINTEK U70Pro 3D Projector
- Remote Control
- Power Adapter
- User Manual
3. Product Overview


4. Setup Instructions
4.1 Powering On/Off
- Connect the power adapter to the projector's DC IN port and then to a power outlet.
- Press and hold the power button on the projector or remote control to turn it on.
- To turn off, press and hold the power button again until the projector shuts down.
4.2 Initial Setup
Upon first use, follow the on-screen prompts to:
- Select your preferred language.
- Connect to a Wi-Fi network (2.4G/5G supported).
- Log in to your Google account to access the Google Play Store.
4.3 Placement and Screen Size
The projector supports screen sizes from 30 to 300 inches. Adjust the distance from the projection surface to achieve the desired screen size. A darker environment is recommended for optimal viewing.

4.4 Focus Adjustment
The projector features remote control electronic focus. Use the remote to sharpen the image.

4.5 Keystone Correction
If the projected image appears trapezoidal, use the keystone correction feature in the settings menu to adjust the image shape. The projector supports both vertical and horizontal keystone correction.
4.6 Electronic Zoom
Adjust the size of the projected image without moving the projector using the electronic zoom function available in the settings.
5. Operating Instructions
5.1 Android OS Navigation
Navigate the Android 9.0 interface using the remote control. The home screen provides access to pre-installed apps and settings.

5.2 App Installation
Access the Aptoide TV or Google Play App Store to download and install additional applications. Ensure the projector is connected to the internet.
5.3 Wireless Projection (Screen Mirroring)
The projector supports WiFi-Display for screen mirroring from smartphones, tablets, and PCs. Select the Miracast or AirPlay option from the home screen and follow the instructions on your device.

5.4 Connecting External Devices
The projector offers multiple connectivity options:
- HDMI: Connect devices like laptops, gaming consoles (e.g., PS4), or TV boxes using an HDMI cable.
- USB: Insert USB flash drives or solid-state drives to play media files directly. You can also connect a wired or wireless mouse for easier navigation.
- Bluetooth: Connect Bluetooth-enabled devices such as external speakers or headphones.
- 3.5mm Audio Out: Connect wired headphones or external speakers.
5.5 3D Playback
The projector supports DLP-Link active shutter 3D. To enjoy 3D content, you will need compatible DLP-Link 3D glasses (not included).

6. Media Integration
6.1 Product Demonstration Video
This video demonstrates the key features of the BYINTEK U70Pro projector, including its portability, screen size adjustment, Android OS, WiFi display, gamepad and computer connectivity, 3D capabilities, USB playback, electronic focus, keystone correction, and electronic zoom.
6.2 User Interface and Performance Video
This video showcases the BYINTEK U70Pro in various real-world usage scenarios, demonstrating its user interface, video quality, and overall performance in different lighting conditions.
6.3 Feature Highlights Video
This video highlights key functionalities such as WiFi display, 3D home theater, outdoor use, small meeting presentations, screen size comparison, electric focus, Android OS features, corner correction, and the integrated speaker system.
7. Maintenance
To ensure the longevity and optimal performance of your BYINTEK U70Pro projector, follow these maintenance guidelines:
- Cleaning the Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Avoid abrasive materials or harsh chemicals.
- Cleaning the Exterior: Wipe the projector's exterior with a soft, dry cloth. Do not use liquid cleaners directly on the device.
- Ventilation: Ensure the ventilation openings are clear and unobstructed to prevent overheating. Do not place the projector on soft surfaces that may block airflow.
- Storage: When not in use for extended periods, store the projector in a cool, dry place, away from direct sunlight and extreme temperatures.
8. Troubleshooting
If you encounter issues with your projector, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image projected | Power not connected; Input source incorrect; Lens cap on | Check power connection; Select correct input source (HDMI, USB, etc.); Remove lens cap |
| Image is blurry | Focus not adjusted; Projector too close/far | Adjust electronic focus using the remote; Adjust projector distance |
| Image is trapezoidal | Keystone not corrected | Perform keystone correction in settings |
| No sound | Volume too low; External audio device not connected properly | Increase volume; Check external speaker/headphone connection |
| Cannot connect to Wi-Fi | Incorrect password; Router issue; Out of range | Verify Wi-Fi password; Restart router; Move projector closer to router |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | BYINTEK |
| Model | U70 Pro |
| Product Dimensions | 14.88 x 12.88 x 12.7 cm |
| Weight | 1.42 kg |
| Battery Type | 1 Lithium Ion (15600 mAh) |
| Battery Life | 2-4 hours (rechargeable) |
| Hardware Interface | Bluetooth, Bluetooth 5, USB, HDMI |
| Compatible Devices | Smartphone, Tablet, PC, Gaming Consoles |
| Display Technology | DLP |
| Image Contrast Ratio | 10000:1 (FOFO) |
| Aspect Ratio | 16:9 |
| Display Resolution | 960 x 540 (Standard) |
| Maximum Resolution Support | 3840 x 2160 (4K) |
| Voltage | 19 Volts (DC) |
| Electrical Power | 65 Watt-hours |
| Form Factor | Portable |
| Mounting Compatibility | Ceiling Mount |
| Controller Type | Remote Control |
| Operating System | Android 9.0 |
| RAM | 2GB |
| ROM | 32GB |
10. Warranty and Support
BYINTEK offers a 1-year warranty for the U70Pro projector, with an option to extend the warranty to 2 years. For any questions, technical assistance, or dissatisfaction, please contact BYINTEK customer support via email. Professional support is available.
BYINTEK provides a 24-hour communication service for product issues within the warranty period, including repair and replacement services.