1. Introduction
This manual provides essential information for the safe and effective use of your Onerbl AC-DC adapter. This power supply is designed as a replacement for various ONN 2.0-Channel Mini Soundbar Speaker models, including ONA18SB001 and 100002635, as well as Mass Power Adapter models NBS30D150200HU, PW118RA1500F02, and 2118212 AULT INC. It converts AC power from a wall outlet into the DC power required by your compatible device.
Please read this manual thoroughly before using the adapter to ensure proper operation and to prevent damage to the adapter or your connected device.
2. Important Safety Information
- Indoor Use Only: This adapter is designed for indoor use in dry locations. Do not expose it to rain, moisture, or extreme temperatures.
- Proper Voltage: Ensure the wall outlet voltage matches the adapter's input specifications (100-240V AC, 50/60Hz).
- Correct Device: Only connect this adapter to devices that require 15V DC and a maximum of 2A (30W) power, and have a compatible power input jack. Using it with incompatible devices may cause damage.
- Avoid Overloading: Do not connect the adapter to devices that draw more current than its rated output (2A).
- Handle with Care: Do not drop, disassemble, or attempt to repair the adapter. If damaged, discontinue use immediately.
- Ventilation: Ensure adequate ventilation around the adapter during use. Do not cover it with cloth or place it in an enclosed space.
- Children and Pets: Keep the adapter and its cable out of reach of children and pets.
3. Package Contents
Upon opening the package, verify that you have received the following item:
- 1 x Onerbl AC-DC Power Adapter

Image 1: The Onerbl AC-DC power adapter with its integrated power cable.
4. Setup Instructions
Follow these steps to properly set up your AC-DC adapter:
- Inspect the Adapter: Before connecting, visually inspect the adapter and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the DC output plug of the adapter firmly into the power input jack of your compatible ONN soundbar speaker or other device.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard 100-240V AC wall outlet. Ensure the connection is secure.
- Verify Power: Once connected, your device should receive power. Check the device's power indicator (if available) to confirm it is powered on.

Image 2: The AC-DC adapter properly plugged into a wall outlet, ready to provide power.
5. Operating the Adapter
The Onerbl AC-DC adapter operates automatically once connected to a power source and a compatible device. It provides a stable 15V DC output at up to 2A to power your device. There are no user-adjustable settings on the adapter itself.
Note: Always disconnect the adapter from the wall outlet when not in use for extended periods or during electrical storms.
6. Care and Maintenance
- Cleaning: Disconnect the adapter from power before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures when not in use. Avoid tightly coiling the cable to prevent damage.
- Cable Management: Do not bend, twist, or pinch the power cable excessively. Avoid placing heavy objects on the cable.
7. Troubleshooting
If you encounter issues with your Onerbl AC-DC adapter, refer to the following common problems and solutions:
- Device Not Powering On:
- Ensure the adapter is securely plugged into both the wall outlet and your device.
- Verify that the wall outlet is functional by testing it with another device.
- Confirm that your device requires 15V DC and does not exceed 2A current draw.
- Check the adapter cable and plug for any visible damage.
- Adapter Feels Warm:
- It is normal for power adapters to become slightly warm during operation.
- If the adapter becomes excessively hot, disconnect it immediately. This could indicate an overload or internal fault. Ensure proper ventilation.
- Intermittent Power:
- Check all connections for looseness.
- Inspect the cable for kinks or damage that might cause intermittent contact.
This adapter features Short Circuit Protection. If a short circuit occurs, the adapter is designed to protect itself and the connected device by temporarily ceasing power output. Disconnect the adapter, resolve the short circuit issue, and then reconnect.
8. Product Specifications
| Brand | onerbl |
| Input Voltage | 100-240V AC, 50/60Hz |
| Output Voltage | 15V DC |
| Output Current | 2A (2000mA) |
| Output Power | 30W |
| Special Feature | Short Circuit Protection |
| Color | Black |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
| Compatible Models | ONN ONA18SB001, ONN 100002635, Mass NBS30D150200HU, PW118RA1500F02, 2118212 AULT INC. |

Image 3: Close-up of the adapter's label, detailing input (100-240V AC) and output (15V DC, 2A) specifications.

Image 4: Diagram illustrating the physical dimensions of the AC-DC adapter.
9. Warranty and Support
For warranty information and customer support regarding your Onerbl AC-DC adapter, please refer to the purchase documentation or contact the seller directly. The manufacturer, Shenzhen Waweis Technology Co., Ltd, can also provide support for product-related inquiries.


