1. Introduction
Thank you for purchasing the RadioShack Dual 8 Inch 2-Way Battery Speaker Box. This portable speaker is designed to deliver high-quality audio with deep bass and clear highs, suitable for various environments. This manual provides essential information for safe operation, setup, and maintenance of your speaker.

Image 1.1: The RadioShack Dual 8 Inch 2-Way Battery Speaker Box.
2. Safety Information
Please read all safety instructions before using this product. Keep this manual for future reference.
- Do not expose the speaker to extreme temperatures, humidity, or direct sunlight.
- Avoid placing the speaker near heat sources or in areas with poor ventilation.
- Do not disassemble, repair, or modify the unit yourself. Refer all servicing to qualified personnel.
- Use only the specified power adapter and charging cable.
- Keep the speaker away from water and other liquids.
- Ensure proper ventilation around the speaker during operation.
- Do not block any ventilation openings.
3. Package Contents
Verify that all items are present in the package:
- RadioShack Dual 8 Inch 2-Way Battery Speaker Box
- Remote Control
- Power Adapter (100-240V)
- User Manual

Image 3.1: Illustration of the speaker and remote control included in the package.
4. Product Overview
The RadioShack Dual 8 Inch 2-Way Battery Speaker Box features dual 8-inch woofers and delivers up to 2000 Watts of peak output power. It includes a rechargeable battery for portable use and supports 100-240V input voltage.

Image 4.1: Key features of the speaker, including output power, woofer size, voltage, and battery type.
This speaker is designed for portability, featuring a robust construction and integrated lights for visual appeal. It is equipped with wheels for easy transport.

Image 4.2: The speaker's portable design, showcasing its lights and wheels.
5. Setup
5.1 Initial Charging
- Before first use, fully charge the speaker's internal battery.
- Connect the provided power adapter to the speaker's charging port.
- Plug the power adapter into a standard 100-240V AC power outlet.
- The charging indicator light will illuminate. Allow several hours for a full charge.
- Once fully charged, the indicator light may change color or turn off. Disconnect the power adapter.
5.2 Placement
Place the speaker on a stable, flat surface. Ensure there is adequate space around the speaker for proper sound dispersion and ventilation. Avoid placing it in enclosed spaces that could obstruct airflow.
6. Operating Instructions
6.1 Power On/Off
- To power on the speaker, press and hold the Power button located on the control panel.
- To power off the speaker, press and hold the Power button again.
6.2 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode button to switch to Bluetooth. The Bluetooth indicator will flash.
- On your mobile device, enable Bluetooth and search for available devices.
- Select "RadioShack Speaker" (or similar name) from the list of devices.
- Once paired, the Bluetooth indicator will stop flashing and remain solid. A confirmation tone may sound.
- You can now play audio from your device through the speaker.
6.3 Volume Control
- Adjust the volume using the Volume Up and Volume Down buttons on the speaker's control panel or the remote control.
- You can also control the volume from your connected audio device.
6.4 Playback Controls
- Play/Pause: Press the Play/Pause button to start or pause playback.
- Next Track: Press the Next button to skip to the next track.
- Previous Track: Press the Previous button to go to the beginning of the current track or the previous track.
6.5 Light Modes
The speaker features customizable RGB lighting. Press the Light Mode button (if available) to cycle through different lighting effects or turn them off.
7. Maintenance
7.1 Cleaning
- Before cleaning, ensure the speaker is powered off and disconnected from any power source.
- Use a soft, dry cloth to wipe the exterior of the speaker.
- Do not use liquid cleaners, aerosols, or solvents, as these may damage the finish or internal components.
- Avoid getting moisture into any openings.
7.2 Storage
When not in use for extended periods, store the speaker in a cool, dry place, away from direct sunlight and extreme temperatures. It is recommended to charge the battery periodically (e.g., every 3-6 months) to maintain its lifespan.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Connect the speaker to a power source using the provided adapter and charge it. |
| No sound. | Volume is too low or muted. Device not paired. | Increase volume on both the speaker and the connected device. Ensure the device is correctly paired via Bluetooth. |
| Bluetooth pairing fails. | Speaker is not in pairing mode. Device is too far. Interference. | Ensure speaker is in Bluetooth pairing mode. Move device closer to speaker. Turn off other Bluetooth devices. |
| Sound distortion. | Volume too high. Low battery. | Reduce volume. Charge the speaker. |
If the problem persists after trying these solutions, please contact customer support.
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | 4001957 |
| Speaker Type | Portable Speaker |
| Woofer Size | Dual 8-inch |
| Output Power | 120 Watts (RMS) / 2000 Watts (Peak) |
| Connectivity | Bluetooth |
| Power Input | 100-240V AC |
| Battery | Rechargeable Nonstandard Battery (included) |
| Product Dimensions (D x W x H) | 12.51" x 15.35" x 27.55" |
| Item Weight | 38.9 pounds |
| Special Features | Portable, Integrated Lights, Wheels |
10. Warranty and Support
10.1 Limited Warranty
RadioShack warrants this product against defects in materials and workmanship under normal use for a period of one (1) year from the date of original purchase. This warranty does not cover damage caused by misuse, abuse, accident, unauthorized modifications, or normal wear and tear. Proof of purchase is required for warranty service.
10.2 Customer Support
For technical support, warranty claims, or product inquiries, please visit the official RadioShack website or contact their customer service department. Contact information can typically be found on the product packaging or the brand's official website.





