Introduction
Thank you for choosing the LENRUE A38S Computer Speakers. This manual provides essential information for setting up, operating, and maintaining your speakers to ensure optimal performance. The A38S speakers are designed to deliver clear audio for your desktop, laptop, and tablet, featuring a plug-and-play design with USB power and 3.5mm auxiliary audio input, complemented by dynamic RGB lighting.
Setup
Follow these steps to connect your LENRUE A38S speakers to your device.
- Connect Power: Insert the USB-A plug into an available USB port on your computer or a USB power adapter. If your device has a USB-C port, use the provided USB-A to Type-C adapter. The speakers are powered via USB and contain an internal battery for portable use.
- Connect Audio: Plug the 3.5mm audio jack into the headphone or audio output port of your computer, laptop, or tablet.
- Power On: Rotate the main knob on the speaker clockwise to turn it on. The RGB lights will illuminate.
- Select Playback Device: On your computer, navigate to your sound settings and select "Speaker (4-USB Audio 2.0)" or a similar option as the output device. Adjust the volume to approximately 90% on your computer for optimal control via the speaker knob.

Operation
The LENRUE A38S speakers feature a multi-function knob for easy control.
- Power On/Off: Rotate the knob clockwise to turn on the speakers. Rotate counter-clockwise until it clicks to turn off.
- Volume Control: Rotate the knob clockwise to increase volume and counter-clockwise to decrease volume.
- RGB Lighting Modes: Double-click the knob to cycle through the three dynamic RGB lighting modes.
- Turn Off RGB Lights: Triple-click the knob to turn off all RGB lighting.

Maintenance
Proper care ensures the longevity of your speakers.
- Cleaning: Use a soft, dry cloth to wipe the speaker's surface. Do not use liquid cleaners or abrasive materials.
- Storage: Store the speakers in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Resistance: The speakers are waterproof. However, avoid prolonged submersion or exposure to high-pressure water jets to prevent damage. Ensure all ports are dry before connecting cables.
Troubleshooting
If you encounter issues, refer to the following common solutions:
| Problem | Solution |
|---|---|
| No sound from speakers |
|
| RGB lights not working |
|
| Distorted audio |
|
Specifications
Detailed technical specifications for the LENRUE A38S Computer Speakers.
- Model Name: A38S
- Speaker Type: Coaxial
- Audio Output: Dual 5W drivers (10W RMS total), 18W Max Output
- Surround Sound Channel Configuration: 2.0 Stereo
- Connectivity: USB (for power), 3.5mm Aux-in (for audio)
- Power Source: USB Powered with internal Lithium Ion Battery
- Compatible Devices: Desktops, PCs, Laptops, Mac, Tablets, Phones, Projectors, PS4, MP3 players
- Features: Dynamic RGB Lighting, Plug-n-Play, Waterproof
- Product Dimensions: 2.1" (D) x 16" (W) x 2.5" (H)
- Item Weight: 286 Grams (10.1 ounces)
- Cable Length: Approximately 47.3 inches (USB and 3.5mm audio)
- Included Components: LENRUE A38S Speaker Unit, USB-A to Type-C Adapter, USB Power Cable, 3.5mm Audio Cable



Warranty and Support
LENRUE is committed to providing quality products and customer satisfaction.
- Warranty: Your LENRUE A38S speakers come with a 12-month worry-free replacement service from the date of purchase. This limited warranty covers manufacturing defects.
- Customer Service: We offer lifetime customer service for any questions or issues you may encounter. For support, please refer to the contact information provided with your purchase or visit the official LENRUE website.





