1. Introduction
Welcome to the instruction manual for your SupplySource AC-DC Adapter Charger. This adapter is designed to provide reliable power to your QFX Portable Party Speaker models PBX-12 and PBX12. Please read this manual carefully to ensure proper setup, operation, and maintenance of your device.

An image showing the black SupplySource AC-DC adapter with a standard US plug, connected to a neatly coiled power cord secured with a hook-and-loop strap.
2. Safety Information
This product is manufactured with high-quality materials and includes multiple safety features:
- Over Charge Protection
- Over Voltage Protection
- Short-circuit Protection
- Over Current Protection
- Over Temperature Protection
The charger is certified with CE and FCC standards.

A close-up view of the SupplySource AC-DC adapter, accompanied by icons and text indicating its built-in safety features: Over Charge Protection, Over Voltage Protection, Short-circuit Protection, Over Current Protection, Over Temp Protection, and a 24 Months Warranty.
Important Notices:
- Before ordering, verify that the DC output and tip size of this AC adapter are compatible with your device.
- For prolonged use, ensure the adapter is placed in a well-ventilated area with suitable humidity. Avoid placing it on heat-sensitive surfaces or materials.
3. Setup
Step 1: Verify Compatibility
Ensure your QFX Portable Party Speaker (PBX-12 or PBX12) requires an AC-DC adapter with the specified output voltage and connector type.
Step 2: Connect to Speaker
Insert the barrel connector of the adapter firmly into the power input port of your QFX Portable Party Speaker.
Step 3: Connect to Power Outlet
Plug the AC-DC adapter into a standard 100-240V wall outlet.
Step 4: Power On
Once connected, your speaker should begin charging or power on, depending on its design.
4. Operating Instructions
The SupplySource AC-DC Adapter Charger is designed for straightforward operation. Once properly connected, it will supply power to your QFX Portable Party Speaker.
Charging: If your speaker has a rechargeable battery, the adapter will charge it when connected to a power source. Refer to your speaker's manual for charging indicators.
Direct Power: The adapter can also power your speaker directly, allowing for extended use without relying on battery power.
5. Maintenance
Cleaning: Use a soft, dry cloth to clean the adapter. Do not use liquid cleaners or solvents.
Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures.
Ventilation: Always ensure adequate ventilation around the adapter during operation to prevent overheating. Do not cover the adapter.
Cable Care: Avoid bending or crimping the power cord excessively. Inspect the cord periodically for any signs of damage.
6. Troubleshooting
No Power to Speaker:
- Ensure the adapter is securely plugged into both the speaker and the wall outlet.
- Verify the wall outlet is functional by testing it with another device.
- Check the adapter's cable for any visible damage.
Adapter Overheating:
- Disconnect the adapter immediately.
- Ensure it is in a well-ventilated area and not covered.
- If overheating persists, discontinue use and contact support.
Speaker Not Charging:
- Confirm the adapter's specifications match your speaker's requirements.
- Refer to your speaker's manual for specific charging instructions or indicators.
7. Specifications
- Brand: SupplySource
- Model Compatibility: QFX Portable Party Speaker PBX-12, PBX12
- Input Voltage: 100-240V
- Connector Type: Barrel Connector
- Compatible Devices: Speakers
- Special Feature: Travel-friendly design
- Material: Metal, Plastic
- Power Source: Corded Electric
- Certifications: CE, FCC
- Cable Length: Approximately 4 feet (1.2 meters)

An image illustrating the compact size of the SupplySource AC-DC adapter next to a hand for scale, and a separate view indicating the power cable length as 4 feet.
8. Warranty and Support
This SupplySource AC-DC Adapter Charger comes with a 24-month warranty, ensuring quality and reliability. For any questions, technical assistance, or warranty claims, please contact your retailer or the manufacturer directly.
For further information or support, please refer to the contact details provided with your purchase or visit the official SupplySource website.