1. Introduction
This manual provides detailed instructions for the COLSUR S02 Bluetooth Speaker, Magnetic Wireless Charger, and Night Light. This versatile device combines audio playback, wireless charging for compatible smartphones and earbuds, and adjustable ambient lighting into a single unit. Please read this manual thoroughly before use to ensure proper operation and to maximize your product experience.
2. Important Safety Information
- Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the device to strong impacts.
- Keep the device away from water or other liquids.
- Do not attempt to disassemble, repair, or modify the device yourself. Contact qualified service personnel for assistance.
- Use only the provided charging cable and a compatible power adapter (not included) to prevent damage.
- Ensure proper ventilation when charging to prevent overheating.
- Keep out of reach of children and pets.
3. Package Contents
Verify that all items are present in your package:
- COLSUR S02 Bluetooth Speaker with Magnetic Wireless Charger and Night Light
- USB Charging Cable
- User Manual (this document)
4. Product Overview
Familiarize yourself with the components and controls of your COLSUR S02 device.

Controls and Indicators:
- Magnetic Charging Pad: Located on top, for wireless charging of compatible smartphones.
- Earbuds Charging Area: Integrated on the top surface for wireless charging of compatible earbuds.
- Night Light: Circular LED light around the magnetic charging pad.
- Light Control Button: Adjusts night light brightness or turns it on/off.
- Volume Up (+): Increases audio volume.
- Next Track/Forward (▶▶): Skips to the next song or fast-forwards.
- Play/Pause/Power Button: Controls audio playback, powers the device on/off, and initiates Bluetooth pairing.
- Volume Down (-): Decreases audio volume.
- USB-C Charging Port: For connecting the device to a power source.
5. Setup
5.1 Initial Charging
Before first use, fully charge your COLSUR S02 device. Connect the provided USB charging cable to the USB-C port on the device and plug the other end into a compatible USB power adapter (not included). The charging indicator will illuminate.
5.2 Powering On/Off
- To power on: Press and hold the Play/Pause/Power Button until you hear an audible prompt or see the indicator light.
- To power off: Press and hold the Play/Pause/Power Button again until you hear an audible prompt or the indicator light turns off.
6. Operating Instructions
6.1 Bluetooth Speaker Functionality
- Pairing:
- Ensure the COLSUR S02 is powered on.
- The device will automatically enter Bluetooth pairing mode (indicated by a flashing LED).
- On your smartphone, tablet, or other Bluetooth-enabled device, go to Bluetooth settings and select "COLSUR S02" from the list of available devices.
- Once paired, you will hear a confirmation tone, and the LED indicator will stop flashing.
- Audio Playback:
- Use the Play/Pause/Power Button to play or pause music.
- Press the Volume Up (+) or Volume Down (-) buttons to adjust the volume.
- Press the Next Track/Forward (▶▶) button to skip to the next track.
6.2 Magnetic Wireless Charging
The COLSUR S02 features a 2-in-1 magnetic wireless charging station for compatible iPhone models (12 series and newer) and AirPods Pro (2/4/3/2) or other wireless charging earbuds. Ensure your device supports wireless charging and, for iPhones, has a MagSafe-compatible case or no case for optimal magnetic attachment.

- For Smartphones:
- Ensure the COLSUR S02 is connected to a power source.
- Gently lift the magnetic charging pad to an upright position.
- Place your compatible iPhone onto the magnetic charging pad. The magnets will align the phone for optimal charging.
- The phone can be positioned horizontally or vertically.
- For Earbuds:
- Place your wireless charging compatible earbuds case onto the designated charging area on the top surface of the device.
- Charging indicators (small LEDs) may illuminate to confirm charging status.



6.3 Night Light Operation
The integrated night light provides soft ambient illumination.
- To turn on/off: Briefly press the Light Control Button.
- To adjust brightness: Press and hold the Light Control Button to cycle through brightness levels. Release when the desired brightness is reached.
7. Maintenance
- Cleaning: Use a soft, dry cloth to wipe the surface of the device. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery or no power. | Charge the device using the provided USB cable and a compatible power adapter. |
| Cannot pair via Bluetooth. | Bluetooth not enabled on source device, device not in pairing mode, or too far apart. | Ensure Bluetooth is enabled on your device. Power cycle the COLSUR S02 to enter pairing mode. Keep devices within 10 meters (33 feet). |
| Wireless charging not working. | Device not aligned, phone case too thick, or phone not compatible. | Ensure phone/earbuds are correctly centered on the charging pad. Remove thick or non-MagSafe cases. Verify device compatibility. Ensure the COLSUR S02 is plugged into a power source. |
| Night light not working. | Light is off or device is not powered. | Press the Light Control Button to turn on the light. Ensure the device is powered on. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | S02 |
| Product Dimensions | 10.5 x 4.9 x 3.9 inches |
| Item Weight | 0.634 ounces |
| Bluetooth Version | 5.1 |
| Wireless Charging Output (Phone) | 7.5W |
| Wireless Charging Output (AirPods) | 5W |
| Input Voltage | 120 Volts |
| Output Current | 2 Amps |
| Battery | 1 Lithium Ion battery (included) |
| Manufacturer | COLSUR |
10. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official COLSUR website. Keep your proof of purchase for any warranty claims.




