1. Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your POYBPCY K8 5G WiFi & Bluetooth 1080P Portable Projector. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
Video: Overview of the POYBPCY K8 5G WiFi and Bluetooth Projector, demonstrating its compact design and key features.
2. Package Contents
Verify that all items listed below are included in your package:
- 1 x POYBPCY K8 1080P Projector
- 1 x User Manual
- 1 x HDMI Cable
- 1 x Remote Control (batteries not included)
- 1 x Power Cable

Image: The POYBPCY K8 projector shown with its included accessories: remote control, HDMI cable, and power cable.
3. Product Overview
The POYBPCY K8 projector is designed for versatile entertainment and presentation needs, offering high-definition visuals and multiple connectivity options.
Key Features:
- Native 1080p Resolution: Delivers outstanding image clarity with native 1080p resolution.
- 16000 Lumens Brightness: Provides vivid colors and sharp details for an exceptional viewing experience. (Note: Projection brightness may vary depending on ambient light. For best results, use in a dim or dark environment.)
- Electric Focus & Zoom Function: Effortless image adjustments at the push of a button, with 50%-100% zoom for refining details.
- 2.4G & 5G Dual-Band WiFi: Advanced dual-band WiFi for fast network speeds and reliable stability, ensuring seamless streaming.
- Bluetooth 5.1 with Built-In Speaker: Integrated speakers for clear audio, with the option to connect external Bluetooth speakers for enhanced sound.
- Versatile Connectivity: HDMI, USB, and 3.5mm audio ports for connecting to various devices.
- Flexible Installation: Supports desktop, tripod, and ceiling mount options.
- Large Projection Size: Offers a projection size range from 30 to 200 inches.

Image: A detailed view of the projector's rear panel, highlighting the HDMI, USB, and 3.5mm audio ports for diverse connectivity.
4. Setup
4.1 Powering On/Off
- Connect the power cable to the projector and a power outlet.
- Press the power button on the projector or the remote control to turn it on.
- To turn off, press the power button again and confirm shutdown.
4.2 Focus and Keystone Adjustment
Use the electric focus and zoom functions to achieve a clear and properly shaped image.
- Electric Focus: Use the dedicated buttons on the remote or projector to sharpen the image.
- Electric Zoom (50%-100%): Adjust the image size without moving the projector.
Video: Demonstration of the electric focus and zoom adjustment features of the projector.
4.3 Placement Options
The projector supports various installation methods:
- Desktop: Place on a flat surface.
- Tripod: Mount on a compatible tripod (not included).
- Ceiling Mount: Install on the ceiling for overhead projection.

Image: Examples of flexible projector placement, including desktop, tripod, and ceiling mounting for various environments.
5. Operating Instructions
5.1 Connectivity
Connect your devices using the available ports or wireless features:
- HDMI: Connect laptops, TV sticks, DVD players, game consoles.
- USB: Play media directly from USB flash drives or portable hard drives.
- 3.5mm Audio Output: Connect external speakers or headphones.
- Wireless Screen Mirroring (2.4G & 5G WiFi): Connect your smartphone or tablet via Airplay (iOS) or Miracast/DLNA (Android) for screen sharing.
- Bluetooth 5.1: Connect external Bluetooth speakers for enhanced audio. (Note: Smartphone cannot connect to projector via Bluetooth for screen mirroring, only for audio output to external speakers.)

Image: Wireless screen mirroring setup, illustrating how to connect a smartphone to the projector using 5G+2.4G WiFi for Airplay, Miracast, or DLNA.
Video: Instructions on how to connect the projector to an external Bluetooth speaker for enhanced audio.
5.2 Projection Size
The projector can display images ranging from 30 to 200 inches, allowing for flexible viewing experiences in various room sizes or outdoor settings.

Image: Visual guide to different projection sizes (30", 80", 120", 200") and their recommended distances from the screen.
6. Maintenance
6.1 Cleaning
- Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Avoid abrasive materials.
- Casing: Wipe the projector's exterior with a soft, dry cloth. Do not use liquid cleaners or solvents.
- Vents: Regularly clean the ventilation openings to prevent dust buildup, which can affect performance and lead to overheating. Use a soft brush or compressed air.
6.2 Storage
When not in use, store the projector in a cool, dry place away from direct sunlight and extreme temperatures. Use the original packaging or a protective case to prevent dust and damage.
7. Troubleshooting
If you encounter any issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No image on screen | Incorrect input source selected, loose cable connection, device not powered on. | Verify input source, check all cable connections, ensure connected device is powered on. |
| Blurry image | Focus not adjusted, projector too close/far from screen. | Adjust electric focus using remote/buttons. Ensure optimal projection distance. |
| No sound | Volume too low, external speakers not connected/paired, audio settings incorrect. | Increase volume, check Bluetooth connection for external speakers, verify audio output settings on source device. |
| WiFi connection issues | Incorrect WiFi password, weak signal, network interference. | Re-enter WiFi password, move projector closer to router, check for network interference. |
If the problem persists, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | POYBPCY |
| Model Number | K8 |
| Display Resolution | 1920 x 1080 (Native 1080p) |
| Brightness | 16000 Lumens |
| Connectivity Technology | Wi-Fi (2.4G & 5G Dual-Band), Bluetooth 5.1 |
| Special Features | Built-In Speaker, Electric Focus, 50%-100% Zoom |
| Recommended Uses | Business, Education, Gaming, Home Cinema |
| Product Dimensions | 7.2 x 4.72 x 5.35 inches |
| Item Weight | 3.3 pounds |
9. Warranty and Support
POYBPCY is committed to providing reliable products and excellent customer service.
- Warranty Coverage: Enjoy a 3-Year Warranty Coverage Extended.
- Technical Support: Benefit from Lifetime Technical Support.
- Online Response: Expect a 24 Hours Online Support Response for your inquiries.
For any questions or assistance, please refer to the contact information provided in your warranty card or visit the official POYBPCY website.

Image: Visual representation of POYBPCY's customer support, highlighting 24-hour online response, extended warranty, and lifetime technical support.