Introduction
Thank you for choosing the ONBRILL Adjustable Headboard. This headboard is designed to enhance your bedroom with its modern vertical channel design, linen fabric, integrated storage, and RGB LED lighting. This manual provides detailed instructions for assembly, operation, and maintenance to ensure optimal use and longevity of your product.

Image: The ONBRILL Adjustable Headboard in Light Grey, showcasing its modern design and integrated features.
Safety Information
- Read all instructions carefully before assembly and use.
- Keep all small parts and packaging materials away from children.
- Ensure all connections are secure before use.
- Do not overload the storage compartments.
- Use only the provided components and tools for assembly.
- If any parts are missing or damaged, contact customer support immediately.
Package Contents
Verify that all components are present before beginning assembly:
- Headboard panels (2 sections for King/California King)
- Metal legs (2)
- Adjustable bed frame adapters (2)
- RGB LED light strip
- Assembly hardware (bolts, screws, washers)
- Assembly tools (Allen wrench, etc.)
- Instruction manual
Setup and Assembly Instructions
Assembly is required for this headboard. Follow these steps carefully:
- Unpack Components: Carefully remove all parts from the packaging. Lay them out on a clean, soft surface to prevent scratches.
- Attach Metal Legs: Secure the metal legs to the bottom of the headboard panels using the provided hardware. Ensure they are firmly attached.
- Connect Headboard Panels: For King/California King sizes, connect the two headboard panels together as per the instructions, ensuring a snug fit.
- Adjust Height: The headboard height is adjustable from 45.2" to 49.1". Select your desired height and secure the legs.
- Attach to Bed Frame: Use the two adjustable bed frame adapters to easily attach the headboard to your existing bed base. The range of distance between the two headboard legs for King/California King beds is 70.1" to 76.4".
- Install LED Light Strip: Carefully place the RGB LED light strip into the designated channel at the top of the headboard. Ensure the wiring is neatly tucked away.

Image: Detailed product dimensions and illustration of the adjustable leg mechanism for bed frame attachment.

Image: A close-up view demonstrating how the bed frame adapter connects the headboard to the bed frame.
For a visual guide on assembly and features, please watch the official product video:
Video: Official ONBRILL video demonstrating the LED and adjustable features of the headboard, suitable for various bed frame sizes.
Operating Instructions
RGB LED Light Operation:
The integrated RGB LED light strip offers over 60,000 colors and multiple flashing modes. It features a music sync function, allowing the lights to change color with the rhythm of sound and music. Control the lights via the built-in control panel or a dedicated app (refer to the app instructions for download and pairing).

Image: Illustration of the hidden RGB LED strip lights, highlighting features like built-in mic, music sync, over 6000 colors, and app control.
Vertical Storage Space:
The headboard includes a large vertical storage space designed to keep small items within easy reach. This is ideal for storing tablets, books, magazines, remote controls, or other bedside essentials, helping to reduce clutter on your nightstands.

Image: A view of the headboard's vertical storage space, designed to keep small items accessible.
Maintenance
- Cleaning: For the linen fabric, gently spot clean with a damp cloth and mild detergent. Avoid harsh chemicals.
- Dusting: Regularly dust the headboard and storage areas with a soft, dry cloth.
- Inspections: Periodically check all bolts and connections to ensure they remain tight and secure.
- LED Lights: If the LED lights require cleaning, use a dry, soft cloth. Do not use liquids directly on the light strip.
Troubleshooting
- LED Lights Not Working:
- Ensure the power adapter is securely plugged into a working outlet.
- Check the connection between the LED strip and the control unit.
- Verify the app is correctly paired and functioning (if applicable).
- Headboard Feels Unstable:
- Re-tighten all assembly bolts and screws.
- Ensure the bed frame adapters are correctly installed and secured to your bed frame.
- Confirm the headboard is on a level surface.
- Parts Missing/Damaged: If you discover any missing or damaged parts upon opening the package, do not proceed with assembly. Contact ONBRILL customer support for assistance.
Specifications
| Brand | ONBRILL |
| Model Number | HB-101-GR-K |
| Size | King/California King |
| Color | Light Grey |
| Material | Metal, Linen, Wood |
| Upholstery Fabric Type | Linen |
| Frame Material Type | Wood |
| Special Feature | LED RGB Light, Vertical Storage |
| Mounting Type | Bed Frame Mount |
| Adjustable Height Range | 45.2" to 49.1" |
| Item Dimensions (W x H) | 62.2"W x 49.21"H (Note: This dimension seems to be for Full/Queen based on other data, but the product is King/Cal King. Please refer to product packaging for exact King/Cal King dimensions.) |
| Item Weight | 31.4 Pounds |
| Required Assembly | Yes |
Warranty & Support
This product currently does not come with a manufacturer's warranty. For any questions, concerns, or assistance with your ONBRILL Adjustable Headboard, please contact the seller or refer to the platform where the product was purchased for support options.