1. Introduction
Thank you for purchasing the FUTUSTAR S6 20W Bluetooth Wireless Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker. Please read it thoroughly before use to ensure optimal performance and safety.
2. Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble, repair, or modify the speaker yourself. Contact qualified service personnel for assistance.
- Keep the speaker away from medical devices.
- Ensure the charging port cover is securely closed when using the speaker near water to maintain IPX6 water resistance.
- Use only the specified charging cable and power adapter.
3. Package Contents
- FUTUSTAR S6 Bluetooth Wireless Speaker
- Charging Cable
- User Manual (Warranty Card included)
4. Product Overview
The FUTUSTAR S6 speaker features a compact design with intuitive controls and vibrant RGB LED lighting. It is equipped with a durable strap for easy portability.

Image: FUTUSTAR S6 Bluetooth Wireless Speaker, showcasing its compact size and integrated strap.
Controls and Ports
Familiarize yourself with the speaker's buttons and ports for seamless operation.

Image: Diagram illustrating the speaker's control buttons and their functions.
- Power Button: Short press to pause/play. Long press (3 seconds) to power ON/OFF.
- LED Indicator Light: Displays connection status and charging status.
- Volume Up (+): Short press for volume up. Long press for next track.
- Volume Down (-): Short press for volume down. Long press for previous track.
- Mode Button (M): Short press to switch playback modes (Bluetooth, TF Card, USB, AUX).
- Light Mode Button: Short press to cycle through LED light modes.
- TWS Button: Short press to initiate TWS pairing. Long press to switch sound effects (EQ).
5. Setup
5.1 Initial Charging
Before first use, fully charge the speaker. Connect the provided charging cable to the speaker's Type-C port and a compatible USB power adapter (5V/1.5A). The LED indicator will show charging status and turn off when fully charged. Charging typically takes 3-4 hours.
5.2 Powering On/Off
To power on the speaker, long press the Power button for 3 seconds. You will hear an audible prompt. To power off, long press the Power button again for 3 seconds.
6. Operating Instructions
6.1 Bluetooth Pairing
1. Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
2. On your device (smartphone, tablet, PC), enable Bluetooth and search for available devices.
3. Select "FUTUSTAR S6" from the list of devices. Once connected, the LED light will stop flashing, and you will hear a confirmation sound.
4. The speaker will automatically connect to the last paired device when powered on, if available.
6.2 TWS (True Wireless Stereo) Pairing
The TWS function allows you to pair two FUTUSTAR S6 speakers for a stereo sound experience. Ensure both speakers are the same model (S6).

Image: Visual representation of two FUTUSTAR S6 speakers paired via TWS for stereo sound.
- Ensure both FUTUSTAR S6 speakers are powered on and not connected to any Bluetooth device.
- On one of the speakers, short press the TWS button. The speaker will enter TWS pairing mode.
- The two speakers will automatically connect to each other. You will hear a confirmation sound once TWS pairing is successful.
- Once TWS is established, connect your device to one of the speakers via Bluetooth as described in Section 6.1. Both speakers will then play audio in stereo.
- To disconnect TWS, short press the TWS button on either speaker again.
6.3 Playback Modes
The speaker supports multiple playback modes. Short press the Mode Button (M) to cycle through them:
- Bluetooth Mode: For wireless audio streaming from your Bluetooth-enabled device.
- TF Card Mode: Insert a TF (MicroSD) card with audio files into the TF card slot. The speaker will automatically play music from the card.
- USB Memory Mode: Insert a USB flash drive with audio files into the USB port. The speaker will automatically play music from the drive.
- AUX Mode: Connect an external audio device using a 3.5mm AUX cable to the AUX input port.

Image: Icons representing the various playback modes supported by the speaker: Bluetooth, TF card, USB, and AUX.
6.4 EQ Adjustment
Long press the TWS button to cycle through different sound effect (EQ) modes. This allows you to customize the audio output to your preference.
6.5 RGB LED Lights
The speaker features multi-color RGB LED lights that can enhance your listening experience. Short press the Light Mode Button to change the lighting effects or turn them off.

Image: The FUTUSTAR S6 speaker displaying its dynamic RGB LED lighting in an outdoor setting.
7. Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Store the speaker in a cool, dry place when not in use.
- Avoid prolonged exposure to direct sunlight or high humidity.
- If the speaker will not be used for an extended period, charge it at least once every three months to maintain battery health.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Bluetooth is not enabled on your device; speaker is already connected to another device; speaker is too far from device. | Ensure Bluetooth is on. Disconnect from other devices. Move speaker closer to your device (within 20m). |
| TWS pairing fails or disconnects. | Speakers are different models; speakers are too far apart; one speaker lost power. | Ensure both speakers are FUTUSTAR S6. Keep speakers within close proximity. Ensure both speakers are charged. |
| Sound skipping or poor quality when paired with a laptop. | Interference or compatibility issues with specific laptop Bluetooth modules. | Try connecting to a different device. Ensure laptop drivers are updated. Reduce distance between speaker and laptop. |
| Power ON/OFF sound is too loud. | This is a fixed system sound. | No adjustment possible for system sounds. |
| Speaker automatically turns off. | Battery is low; automatic power-off feature. | Charge the speaker. If no Bluetooth connection or playback for 20 minutes, the speaker will automatically turn off to save power. |
9. Specifications

Image: Detailed technical specifications for the FUTUSTAR S6 speaker.
| Feature | Specification |
|---|---|
| Model Name | S6 |
| Wireless Standard | Bluetooth 5.3 |
| Transmission Distance | ≥10 meters |
| Output Power | 20W |
| Playback Time | Up to 30 hours (at moderate volume) |
| Speaker Drivers | Φ57mm x 2 |
| Power Input | 5V === 1.5A |
| Charging Port | Type-C |
| Battery Type | 3.7V 2400mAh |
| Audio Input Terminal | 3.5mm AUX |
| Water Resistance | IPX6 |
| Dimensions (D x W x H) | 15 x 10 x 10 cm (approximate) |
| Weight | Approx. 700g |
| UPC | 699628605539 |
10. Warranty and Support
This product comes with a warranty as specified on the included warranty card. For any issues, questions, or support needs, please refer to the contact information provided on your warranty card or contact the retailer where you purchased the product. Do not attempt to repair the product yourself.
