1. Introduction
This manual provides essential instructions for the safe and effective use of your UpBright 18V AC/DC Adapter. This power supply is designed to provide reliable power to compatible devices, specifically the Brookstone Big Blue Party 360 Indoor-Outdoor Bluetooth Speaker models KDS65-180-3500, KDS65-1803500, KDS651803500, and KD565-180-3500.
Please read this manual thoroughly before using the adapter to ensure proper operation and to prevent damage to the product or connected devices.

Figure 1: UpBright 18V AC/DC Adapter with its connected cables.
2. Safety Instructions
To ensure safe operation and prevent injury or damage, always follow these safety guidelines:
- Use the adapter only with devices that require 18V DC input and a current draw of 3.5A or less. Using it with incompatible devices may cause damage.
- Ensure the adapter is connected to a power outlet with the correct voltage (100-240VAC, 50/60Hz).
- Do not expose the adapter to water, moisture, or extreme temperatures. Use it in a dry, well-ventilated area.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not disassemble, modify, or attempt to repair the adapter. Refer all servicing to qualified personnel.
- Keep the adapter and its cables away from heat sources, sharp objects, and heavy foot traffic.
- Unplug the adapter from the wall outlet when not in use for extended periods.
- The adapter features Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP) to safeguard your devices.
3. Setup
Follow these steps to set up your UpBright AC/DC Adapter:
- Inspect the Adapter: Before connecting, visually inspect the adapter and its cables for any signs of damage. Do not use if any damage is observed.
- Connect to Device: Plug the DC output connector (barrel connector) of the adapter firmly into the power input port of your Brookstone Big Blue Party 360 Speaker.
- Connect to Power Outlet: Plug the AC input cable into the adapter, then plug the AC power plug into a standard wall outlet (100-240VAC).
- Verify Connection: Ensure all connections are secure. The speaker should now receive power.

Figure 2: The adapter and its cables ready for connection.
4. Operating Instructions
Once properly connected, the UpBright 18V AC/DC Adapter operates automatically to provide power to your compatible device. There are no user-adjustable settings on the adapter itself.
- Simply ensure the adapter is plugged into a live power outlet and connected to your device.
- The adapter will supply the necessary 18V DC power for your Brookstone Big Blue Party 360 Speaker to function.
- To power off the device, use the device's own power controls or unplug the adapter from the wall outlet.
5. Maintenance
Proper maintenance helps prolong the life of your adapter:
- Cleaning: Disconnect the adapter from all power sources 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 when not in use. Avoid wrapping cables too tightly around the adapter body.
- Cable Inspection: Periodically check the AC and DC cables for fraying, cuts, or bends, especially near the connectors. Replace the adapter if cables are damaged.
6. Troubleshooting
If you encounter issues with your adapter, refer to the following common problems and solutions:
- Device Not Powering On:
- Ensure the adapter is securely plugged into a working wall outlet.
- Verify the DC connector is fully inserted into your device's power port.
- Check if the wall outlet is functional by plugging in another device.
- Inspect the adapter and cables for any visible damage. If damaged, discontinue use.
- Adapter Feels Warm:
- It is normal for power adapters to feel warm during operation.
- If the adapter becomes excessively hot to the touch or emits a burning smell, immediately unplug it from the wall outlet and discontinue use. Contact support.
If these steps do not resolve the issue, please contact UpBright customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Input Voltage | 100-240VAC, 50/60Hz |
| Output Voltage | 18V DC |
| Output Current | 3.5A (3500mA) |
| Wattage | 63W |
| Protection Features | OVP (Over Voltage Protection), OCP (Over Current Protection), SCP (Short Circuit Protection) |
| Compatible Devices | Brookstone Big Blue Party 360 Indoor-Outdoor Bluetooth Speaker (Models: KDS65-180-3500, KDS65-1803500, KDS651803500, KD565-180-3500) |
| Connector Type | Proprietary DC Barrel Connector |
| Product Dimensions | Approximately 6 x 4 x 2 inches |
| Item Weight | Approximately 9 ounces |
| Included Components | 1 x AC Adapter, 1 x AC Power Cord |

Figure 3: The adapter comes with a suitable AC power cord for your region, and includes a warranty certificate.
8. Warranty and Support
Your UpBright 18V AC/DC Adapter is backed by the manufacturer's warranty:
- Refund Policy: 30 days refund from the date of purchase.
- Exchange Policy: 24 months exchange from the date of purchase.
For warranty claims, technical support, or any inquiries regarding your UpBright product, please contact the manufacturer, UpBright, directly through their official support channels or the retailer where the product was purchased.
