LENRUE A22USCA
LENRUE Bluetooth Speaker User Manual
Model: A22USCA
Brand: LENRUE
1. Product Overview
The LENRUE Bluetooth Speaker (Model A22USCA) is a portable, waterproof speaker designed for various environments, including home, shower, pool, beach, and outdoor use. It features True Wireless Stereo (TWS) functionality for enhanced sound, a long playtime, and multiple connectivity options.

Figure 1: Front view of the LENRUE Bluetooth Speaker, showcasing its black body with blue accents and an attached lanyard.
2. What's in the Box
Upon unboxing your LENRUE Bluetooth Speaker, please ensure all the following components are present:
- 1 × Bluetooth Speaker
- 1 × Micro USB Charge Cable
- 1 × AUX Cable
- 1 × Lanyard
3. Key Features
- Loud and Crisp Sound: Equipped with upgraded high-quality horns, this speaker delivers clear audio without distortion or noise.

Figure 2: Internal speaker components illustrating sound projection.
- IPX6 Waterproof: Designed to withstand splashes and rain, making it suitable for use in showers, by the pool, or at the beach. Note: The speaker cannot be completely immersed in water.

Figure 3: Speaker demonstrating IPX6 water resistance.
- Portable & Hanging Design: Features a detachable lanyard for easy portability, allowing it to be hung on bicycles, backpacks, or tents.

Figure 4: Speaker being used in an outdoor setting, highlighting its portable and hanging design.
- Wireless Stereo Pairing (TWS): Connect two LENRUE A22USCA speakers together to create a powerful surround sound experience.

Figure 5: Two speakers paired for True Wireless Stereo sound.
- Multi-Play Way Connectivity: Supports seamless Bluetooth 5.0 connectivity, as well as TF card and AUX input for versatile audio playback from phones, tablets, and laptops.

Figure 6: Speaker demonstrating multiple connectivity options.
4. Setup Guide
4.1 Charging the Speaker
Before first use, fully charge your speaker. Connect the provided Micro USB Charge Cable to the speaker's charging port and a suitable USB power source. The charging indicator light will illuminate (typically red) while charging and change color (e.g., green) when fully charged.
4.2 Powering On/Off
- To Power On: Press and hold the Power button (⏻) for a few seconds until you hear an audible prompt or see an indicator light.
- To Power Off: Press and hold the Power button (⏻) again for a few seconds until the speaker powers down.
4.3 Bluetooth Pairing
To connect your speaker to a Bluetooth-enabled device:
- Ensure the speaker is powered on and in Bluetooth pairing mode (it may automatically enter this mode upon first power-on or if not connected to a device). A blue indicator light may flash rapidly.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "LENRUE A22" from the list of found devices.
- Once connected, you will hear a confirmation tone, and the blue indicator light will typically become solid or flash slowly.
5. Operating Instructions
5.1 Basic Controls
| Button/Function | Action |
|---|---|
| Power Button (⏻) | Press and hold to Power On/Off. |
| Volume Up (+) | Short press to increase volume. Long press for next track. |
| Volume Down (-) | Short press to decrease volume. Long press for previous track. |
| Play/Pause Button (▶︎/⏸︎) | Short press to Play/Pause music. |
| Mode Button (M) | Short press to switch between Bluetooth, TF card, and AUX modes. |
5.2 True Wireless Stereo (TWS) Pairing
To pair two LENRUE A22USCA speakers for TWS stereo sound:
- Ensure both speakers are powered on and disconnected from any Bluetooth devices.
- Double-click the Power button (⏻) on one of the speakers to enter TWS pairing mode. This speaker will become the primary speaker.
- The two speakers will automatically connect to each other, indicated by a "beep" sound.
- Once TWS pairing is complete, turn on Bluetooth on your phone (or other device) and select "LENRUE A22" to pair.
Now, audio will play in stereo across both speakers.
6. Maintenance
- Cleaning: Use a soft, damp cloth to clean the speaker's surface. Do not use harsh chemicals or abrasive cleaners.
- Water Exposure: While IPX6 waterproof, avoid prolonged immersion in water. Ensure the charging port cover is securely closed before exposing the speaker to water.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the speaker frequently. Charge it regularly, even if not in use for extended periods.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not power on. | Ensure the speaker is fully charged. Connect it to a power source and try again. |
| Cannot pair with Bluetooth device. |
|
| No sound or low volume. |
|
| TWS pairing fails. |
|
8. Product Specifications
| Specification | Detail |
|---|---|
| Brand | LENRUE |
| Model Name | A22 |
| Item Model Number | A22USCA |
| Material | Plastics |
| Color | Black |
| Product Dimensions | 1.96"D x 7.08"W x 2.56"H |
| Item Weight | 10.8 ounces |
| Speaker Type | Outdoor |
| Connectivity Technology | Bluetooth, TF, Auxiliary |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 33 Feet |
| Speaker Maximum Output Power | 10 Watts |
| Audio Output Mode | Surround, Stereo |
| Is Waterproof | TRUE (IPX6) |
| Battery Life | 24 Hours |
| Charging Time | 24 Hours |
| Power Source | Battery Powered |
| Control Method | App |

Figure 7: Product dimensions.
9. Warranty & Support
The LENRUE Bluetooth Speaker comes with a Limited Warranty. For detailed information regarding warranty coverage, terms, and conditions, please refer to the warranty card included in your product packaging or contact LENRUE customer support directly.
For technical support, troubleshooting assistance, or any product-related inquiries, please visit the official LENRUE website or contact their customer service team. Contact information can typically be found on the product packaging or the brand's official online presence.
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