Introduction
Thank you for choosing the LENRUE A2 Portable Bluetooth Speaker. This manual provides detailed instructions to help you set up, operate, and maintain your speaker, ensuring optimal performance and longevity. Please read this manual thoroughly before using the product.
What's in the Box
- LENRUE A2 Bluetooth Speaker
- Charging Cable
- User Manual
- Thanks Card
Key Features
- Compact Metal Design: Made of durable Aluminum Alloy, lightweight and portable (2.7"D x 2.7"W x 1.8"H, 0.25 kg).
- Long Playtime: Up to 5 hours of continuous playback.
- Versatile Connectivity: Supports Bluetooth 5.0 and 3.5mm AUX cable connection.
- True Wireless Stereo (TWS): Connect two A2 speakers for enhanced stereo sound.
- Built-in Microphone: For hands-free calling.
- Colorful LED Lights: Integrated light ring for visual appeal.
Product Overview
The LENRUE A2 speaker features a sleek metal body with controls conveniently located on the bottom for a clean aesthetic.

Figure 1: Front view of the LENRUE A2 Portable Bluetooth Speaker.

Figure 2: The compact size of the LENRUE A2 speaker, easily held in one hand.
Controls and Ports (Bottom View)
- Power Button: Press and hold to power on/off.
- Volume Up (+): Increase volume.
- Volume Down (-): Decrease volume.
- Play/Pause Button: Play or pause audio.
- Light Control Button: Cycle through or turn off LED light modes.
- Micro USB Port: For charging the speaker.
- 3.5mm AUX Port: For wired audio connection.

Figure 3: The bottom of the speaker, illustrating the control buttons and input ports.
Getting Started (Setup)
1. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided charging cable to the Micro USB port on the speaker and the other end to a USB power source (e.g., computer USB port, USB wall adapter). The LED light will indicate charging status. A full charge takes approximately 4 hours. NOTE: Please do not use a fast charger to charge the speaker.
2. Powering On/Off
- To Power On: Press and hold the Power button on the bottom of the speaker until you hear an audible prompt and the LED light ring illuminates.
- To Power Off: Press and hold the Power button again until you hear an audible prompt and the LED light ring turns off.
3. Bluetooth Pairing
The LENRUE A2 uses Bluetooth 5.0 for stable and fast connections.
- Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "LENRUE A2" from the list. Once connected, you will hear a confirmation tone, and the LED light will become solid.
- The speaker will automatically reconnect to the last used device when powered on, if within range (up to 33 feet).

Figure 4: The speaker offers wide compatibility with various devices and connection types.
4. Auxiliary (AUX) Connection
For devices without Bluetooth, you can use the 3.5mm AUX cable (not included) to connect the speaker.
- Connect one end of the 3.5mm AUX cable to the AUX port on the speaker.
- Connect the other end to the audio output jack of your device.
- The speaker will automatically switch to AUX mode.
5. True Wireless Stereo (TWS) Pairing
Enhance your audio experience by pairing two LENRUE A2 speakers for true stereo sound.
- Ensure both A2 speakers are powered off.
- Power on both speakers simultaneously. They will enter Bluetooth pairing mode.
- Double-press the Power button on one of the speakers. It will search for the other speaker to pair for TWS.
- Once successfully paired, you will hear a confirmation tone, and the LED lights on both speakers will synchronize.
- Now, connect your device to one of the speakers via Bluetooth as described in step 3. Both speakers will play audio in stereo.

Figure 5: Two LENRUE A2 speakers can be paired together for a louder, stereo sound experience.
Operation
1. Controlling Playback and Volume
- Play/Pause: Press the Play/Pause button once.
- Next Track: Press and hold the Volume Up (+) button.
- Previous Track: Press and hold the Volume Down (-) button.
- Increase Volume: Short press the Volume Up (+) button.
- Decrease Volume: Short press the Volume Down (-) button.
2. Managing Calls
The built-in microphone allows for hands-free calls when connected via Bluetooth.
- Answer Call: Press the Play/Pause button once.
- End Call: Press the Play/Pause button once during a call.
- Reject Call: Press and hold the Play/Pause button.
3. Controlling LED Lights
The speaker features a colorful LED light ring at its base.
- Change Light Mode/Turn Off: Press the Light Control button (sun icon) on the bottom of the speaker to cycle through different light modes or turn the lights off.
Maintenance and Care
- Keep the speaker away from extreme temperatures, direct sunlight, and moisture.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid dropping or subjecting the speaker to strong impacts.
- Store the speaker in a cool, dry place when not in use for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Speaker is not in pairing mode. Device Bluetooth is off. Speaker is too far from device. | Ensure speaker is powered on and LED is flashing. Turn on Bluetooth on your device. Move speaker closer to device (within 33 ft). |
| No sound. | Volume is too low. Device is not connected. Incorrect input mode. | Increase speaker and device volume. Ensure successful Bluetooth or AUX connection. |
| Microphone not working. | Not connected via Bluetooth. | Ensure the speaker is connected to your device via Bluetooth for call functionality. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | A2 |
| Brand | LENRUE |
| Connectivity Technology | Bluetooth 5.0, 3.5mm AUX |
| Wireless Range | Up to 33 feet (10 meters) |
| Speaker Maximum Output Power | 5 Watts |
| Battery Life | Up to 5 hours |
| Charging Time | 4 Hours |
| Product Dimensions | 2.7"D x 2.7"W x 1.8"H |
| Item Weight | 0.25 Kilograms (8.6 ounces) |
| Material | Aluminum Alloy |
| Waterproof | TRUE |
| Audio Output Mode | Mono |
Warranty and Customer Support
The LENRUE A2 Portable Bluetooth Speaker comes with a 1-year warranty Quality Guarantee. For any questions, concerns, or support needs, please contact our friendly customer service team. We offer 24H friendly customer service and email support.
Please refer to the contact information provided on the 'Thanks Card' included in your product packaging for direct support channels.


