1. Introduction
This manual provides essential information for the safe and effective use of your Corona Can Bluetooth Portable Wireless Speaker. Please read these instructions carefully before operating the device and retain them for future reference.
2. Package Contents
Verify that all items are present in the package:
- Corona Can Bluetooth Portable Wireless Speaker
- Charging Cable (USB)
- AUX Cable
3. Product Overview
The Corona Can Bluetooth Portable Wireless Speaker is designed for convenient audio playback. It features a compact, can-shaped design and offers multiple connectivity options.

Figure 3.1: Front view of the Corona Can Bluetooth Portable Wireless Speaker.

Figure 3.2: Bottom view of the speaker, illustrating the audio output grille.

Figure 3.3: Side view displaying the USB charging port and AUX input port.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB charging cable to the speaker's charging port and the other end to a USB power source (e.g., computer USB port, USB wall adapter). The charging indicator light will illuminate during charging and turn off or change color when fully charged.
4.2 Powering On/Off
To power on the speaker, press and hold the power button (typically located on the top or bottom of the speaker) until you hear an audible prompt or see an indicator light. To power off, repeat the process.
5. Operating Instructions
5.1 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth pairing mode (indicated by a flashing LED).
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Corona Speaker" or a similar name from the list of devices.
- Once paired, the speaker will provide an audible confirmation, and the LED indicator will typically stop flashing.
5.2 AUX Connection
To connect via AUX, plug one end of the provided AUX cable into the speaker's AUX input port and the other end into the audio output jack of your device. The speaker should automatically switch to AUX mode.
5.3 True Wireless Stereo (TWS) Function
If you have two Corona Can Bluetooth Speakers, you can pair them together for a stereo audio experience.

Figure 5.1: Illustration of two speakers syncing for True Wireless Stereo (TWS) functionality.
Pairing two speakers for TWS:
- Ensure both speakers are powered on and not connected to any Bluetooth device.
- On one speaker (this will be the primary speaker), press and hold the TWS pairing button (refer to your speaker's specific button layout if not clearly marked).
- The speakers will attempt to connect to each other. Once connected, you will hear an audible confirmation.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 5.1. Audio will play through both speakers in stereo.
5.4 Control Method
The speaker features touch controls for various functions. Refer to the specific markings on your speaker for volume adjustment, track skipping, and play/pause functions.
6. Maintenance
To ensure the longevity of your speaker:
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the speaker to extreme temperatures, direct sunlight, or high humidity.
- Store the speaker in a cool, dry place when not in use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker using the provided USB cable. |
| Cannot pair via Bluetooth. | Speaker not in pairing mode; device Bluetooth off; too far from speaker. | Ensure speaker is in pairing mode. Turn on Bluetooth on your device. Move device closer to speaker (within 10 meters). |
| No sound. | Volume too low; incorrect input mode; device not playing audio. | Increase speaker and device volume. Check if the correct input mode (Bluetooth/AUX) is selected. Ensure audio is playing on your connected device. |
| Short battery life. | Battery degradation; continuous high volume use. | Ensure full charge before use. Reduce volume for extended playback. |
8. Specifications

Figure 8.1: Visual representation of key product specifications.
| Feature | Detail |
|---|---|
| Model Name | 73026-CO |
| Speaker Type | Portable Bluetooth Speaker |
| Connectivity Technology | Bluetooth, Auxiliary, USB |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 10 Meters (30 Feet) |
| Speaker Maximum Output Power | 3 Watts |
| Battery Capacity | 300 mAh |
| Playing Time | 120-150 minutes (2-2.5 hours) |
| Power Source | Battery Powered |
| Control Method | Touch |
| Material | Acrylic or Plastic (ABS) |
| Item Weight | 5.9 ounces |
| Dimensions (Approx.) | 2.5" x 4.5" (16.99 Centimeters height) |
| Is Waterproof | FALSE |
| Included Components | Charging cable, AUX cable |
9. Warranty Information
This product comes with a warranty. Please refer to the product packaging or contact Corona customer support for details regarding the specific terms of the limited or full warranty.
10. Safety Information
- Do not disassemble, repair, or modify the speaker. This may cause damage, electric shock, or fire.
- Keep the speaker away from water and other liquids. It is not waterproof.
- Avoid dropping the speaker or subjecting it to strong impacts.
- Do not expose the speaker to open flames or extreme heat.
- Dispose of the speaker and its battery responsibly according to local regulations.