1. Introduction
This manual provides detailed instructions for the operation and maintenance of your Wster WS-Q9 Mini Bluetooth Speaker. Please read this manual thoroughly before using the device to ensure proper functionality and to extend the product's lifespan.
2. Safety Information
- Do not expose the speaker to extreme temperatures, humidity, or direct sunlight.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble or attempt to repair the speaker yourself. This will void the warranty.
- Keep the speaker away from water and other liquids.
- Use only the provided USB cable for charging.
3. Package Contents
Verify that all items are present in the package:
- Wster WS-Q9 Mini Bluetooth Speaker
- USB Charging Cable
- Rechargeable Lithium Ion Battery (pre-installed or separate)
4. Product Overview
Familiarize yourself with the components and controls of your WS-Q9 speaker.

Figure 1: Front view of the Wster WS-Q9 Mini Bluetooth Speaker. The speaker is cylindrical and blue. The top features a black speaker grille with a silver center. The front panel displays the "WSTER MODEL:WS-Q9 Bluetooth speaker" branding. Below the branding, from left to right, are buttons labeled "MODE", "MIC" input, "HI" (likely Play/Pause), "LED" indicator, and "K</V-" (likely Previous/Volume Down) and "K>/V+" (likely Next/Volume Up) buttons. A small microphone hole is also visible.
Controls and Ports:
- Speaker Grille: Audio output.
- MODE Button: Switches between Bluetooth, FM Radio, Micro SD, and USB modes.
- MIC Port: Input for an external microphone (if supported).
- Play/Pause Button (HI): Controls audio playback.
- LED Indicator: Displays status (e.g., charging, Bluetooth pairing).
- Previous Track / Volume Down (K</V-): Short press for previous track, long press for volume down.
- Next Track / Volume Up (K>/V+): Short press for next track, long press for volume up.
- USB Port: For USB drive playback.
- Micro SD Card Slot: For Micro SD card playback.
- Charging Port: For connecting the USB charging cable.
5. Setup
5.1. Charging the Speaker
- Connect the small end of the USB charging cable to the charging port on the speaker.
- Connect the larger end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will illuminate during charging and turn off or change color when fully charged.
- A full charge typically takes 2-3 hours.
5.2. Powering On/Off
- To power on, locate the power switch (usually on the side or back) and slide it to the "ON" position.
- To power off, slide the power switch to the "OFF" position.
6. Operating Instructions
6.1. Bluetooth Mode
- Ensure the speaker is powered on. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED.
- On your Bluetooth-enabled device (e.g., smartphone, tablet), enable Bluetooth and search for available devices.
- Select "WS-Q9" or a similar name from the list of devices.
- Once paired, the LED indicator will stop flashing and remain solid, and you may hear a confirmation tone.
- You can now play audio from your device through the speaker.
- Use the speaker's Play/Pause, Previous/Next, and Volume buttons to control playback, or control directly from your device.
6.2. FM Radio Mode
- Press the MODE button repeatedly until you hear static or an FM radio frequency.
- To auto-scan and save stations, long press the Play/Pause button. The speaker will scan and store available FM stations.
- Use the Previous/Next buttons to navigate between saved stations.
- For better reception, ensure the USB charging cable is connected, as it often acts as an antenna.
6.3. Micro SD Card / USB Drive Playback
- Insert a Micro SD card (TF card) or a USB flash drive into the respective slot on the speaker. Ensure the card/drive contains compatible audio files (e.g., MP3).
- The speaker should automatically switch to the corresponding mode and begin playing audio. If not, press the MODE button to select the correct input.
- Use the Play/Pause, Previous/Next, and Volume buttons to control playback.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's exterior. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place, away from direct sunlight and extreme temperatures.
- Battery: To prolong battery life, charge the speaker fully before storing it for long periods and recharge it every few months if not in regular use.
8. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not turn on. | Ensure the battery is charged. Connect the speaker to a power source using the USB cable. |
| Cannot pair with Bluetooth device. |
|
| No sound or low volume. |
|
| FM radio reception is poor. |
|
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | WS-Q9 |
| Brand | Wster |
| Connectivity Technology | Bluetooth, USB |
| Speaker Type | Bluetooth |
| Speaker Maximum Output Power | 3 Watts |
| Product Dimensions | 5 x 5 x 7 cm |
| Item Weight | 220 g |
| Battery | 1 Lithium Ion battery (included) |
| Compatible Devices | Smartphone |
| Recommended Uses | Radio |
| Special Feature | Bluetooth, portable |
| Controller Type | Button |
10. Warranty and Support
This product comes with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or contact your retailer.
For technical support or customer service inquiries, please contact the retailer or manufacturer directly using the contact information provided at the point of purchase.