Product Overview
The Aresrora Retro Bluetooth Speaker DW21 combines vintage aesthetics with modern audio technology. This portable wireless speaker supports multiple playback modes including Bluetooth 5.0, TWS pairing, TF card, AUX input, and USB playback. Its compact design and long-lasting battery make it suitable for various indoor and outdoor settings.

Image: Front view of the Aresrora Retro Bluetooth Speaker DW21, showcasing its pink color, vintage dial, and control buttons.
What's in the Box
- 1 x Aresrora Retro Bluetooth Speaker DW21
- 1 x Type-C Charging Cable
- 1 x AUX Line
- 1 x Instruction Manual
Setup
1. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided Type-C charging cable to the speaker's Type-C port and the other end to a USB power adapter (not included). The charging indicator light will typically show charging status and turn off or change color when fully charged. A full charge takes approximately 1.5 hours and provides about 5 hours of playtime, depending on volume levels.

Image: Illustration showing the speaker being charged, highlighting its 500mAh battery capacity and playtime.
2. Powering On/Off
To power on the speaker, press and hold the Power/Play/Pause button (usually the middle button) until the indicator light illuminates. To power off, press and hold the same button until the light turns off.
3. Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode (indicated by a flashing blue light).
- On your mobile device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "HM11" (or similar model name) from the list of devices.
- Once connected, the speaker will emit a confirmation sound, and the indicator light will typically stop flashing.

Image: The speaker shown connected via Bluetooth to a phone, tablet, laptop, and PC, demonstrating compatibility.

Image: A visual representation of Bluetooth 5.0 technology, indicating the speaker's advanced connectivity.
4. TWS (True Wireless Stereo) Pairing
To achieve true stereo sound, you can pair two Aresrora Retro Bluetooth Speakers together:
- Ensure both speakers are powered on and not connected to any other Bluetooth device.
- Press and hold the Power/Play/Pause button on one speaker (this will be your primary speaker) for a few seconds until you hear a pairing prompt.
- The two speakers will automatically connect to each other. A confirmation tone will indicate successful TWS pairing.
- Now, connect your mobile device to the primary speaker via Bluetooth as described in step 3. Audio will play through both speakers in stereo.

Image: Two speakers positioned on either side of a laptop, illustrating the TWS stereo sound feature.
5. Other Playback Modes (TF Card, AUX, USB)
The speaker supports playback from various sources:
- TF Card Mode: Insert a TF (MicroSD) card with audio files into the TF card slot. The speaker will automatically switch to TF card mode and begin playback.
- AUX Mode: Connect an audio device (e.g., desktop computer, MP3 player) to the speaker's AUX port using the provided 3.5mm AUX cable. The speaker will switch to AUX mode.
- USB Playback Mode: Insert a USB flash drive with audio files into the USB port. The speaker will automatically switch to USB mode and begin playback.

Image: The rear view of the speaker highlighting the Type-C charging, TF card, USB, and AUX ports, indicating multi-mode support.
Operating Instructions
Controls Overview

Image: A detailed diagram labeling the volume knob, power/play/pause button, next song button, and previous song button on the speaker.
- Volume Knob: Rotate clockwise to increase volume, counter-clockwise to decrease volume.
- Power On/Off / Play/Pause Button:
- Press and hold to power the speaker on or off.
- Short press to play or pause audio playback.
- Previous Song Button: Short press to go to the previous track.
- Next Song Button: Short press to go to the next track.
Note: When using Bluetooth, track control (next/previous) can also be managed directly from your connected device. Some users find the long-press for next/previous track on the speaker less intuitive; consider using your device's controls for track navigation if preferred.
Video: Product Overview and Basic Operation
Video: A detailed look at the Aresrora Retro Bluetooth Speaker, demonstrating its features and basic operation. This video is provided by Aresrora Direct.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's exterior. Avoid using abrasive cleaners or solvents.
- 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. Recharge the battery regularly, even if the speaker is not in use for extended periods.
- Water Resistance: This speaker is not water resistant. Avoid exposure to water or high humidity to prevent damage.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not power on. | Ensure the battery is charged. Connect the speaker to a power source using the Type-C cable and try again. |
| Cannot pair via Bluetooth. |
|
| No sound or low volume. |
|
| Choppy sound or frequent disconnections. |
|
| TWS pairing fails. |
|
Specifications

Image: The speaker with its dimensions labeled: 4.1 inches width, 3 inches height, and 2.5 inches depth.
| Feature | Detail |
|---|---|
| Model Name | DW21 |
| Brand | Aresrora |
| Connectivity Technology | Bluetooth 5.0, AUX, TF Card, USB |
| Speaker Maximum Output Power | 5 Watts |
| Battery Capacity | 500 mAh Lithium Polymer |
| Charging Time | Approx. 1.5 Hours |
| Playtime | Approx. 5 Hours (varies by volume) |
| Bluetooth Range | Up to 33 Feet (10 meters) |
| Product Dimensions | 2.5"D x 4.1"W x 3"H |
| Item Weight | 8 Ounces |
| Material | Plastic |
| Water Resistance Level | Not Water Resistant |
| Included Components | Speaker, Type-C charging cable, AUX line, Instruction manual |
Warranty and Support
This product comes with a Seller Warranty. For specific details regarding the warranty period and coverage, please refer to the purchase documentation or contact the seller directly.
If you encounter any issues or have questions about your Aresrora Retro Bluetooth Speaker DW21, please contact Aresrora Direct customer support for assistance. They are committed to providing 100% satisfaction service.
Contact Information: Refer to your purchase platform or the packaging for the most up-to-date customer service contact details.
