1. Introduction
Thank you for purchasing the CYBORIS S11 Plus Portable Splittable Bluetooth Speaker. This manual provides detailed instructions for the proper use, setup, and maintenance of your device. Please read it carefully before use and retain it for future reference.
2. Package Contents
Please check the package for the following items:
- CYBORIS S11 Plus Splittable Bluetooth Speaker (2 units)
- TYPE-C Charging Cable
- 3.5mm Audio Cable
- Strap
- Instruction Manual (this document)
3. Product Overview
The CYBORIS S11 Plus speaker features a unique splittable design, allowing it to function as a single unit or two independent speakers. Each speaker unit has its own controls and ports.

Image: The CYBORIS S11 Plus speaker demonstrating its splittable design, separating into two distinct units.

Image: Close-up view of the speaker's port panel, highlighting the TF card slot, USB-C charging port, and AUX input.
Controls and Ports (Each Unit):
- Power Button: Press and hold to power on/off. Short press to play/pause.
- Volume Up (+): Short press to increase volume. Long press for next track.
- Volume Down (-): Short press to decrease volume. Long press for previous track.
- Mode Button (M): Short press to switch between Bluetooth, TF Card, and AUX modes.
- Light Button: Short press to cycle through light modes or turn off lights.
- TYPE-C Charging Port: For charging the speaker.
- TF Card Slot: For playing music directly from a TF card.
- AUX Input: For wired audio connection using the 3.5mm audio cable.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge both speaker units. Use the provided TYPE-C charging cable and a compatible USB power adapter (not included).
- Connect the TYPE-C end of the charging cable to the charging port on each speaker unit.
- Connect the USB-A end to a USB power adapter.
- The charging indicator light will illuminate during charging and turn off when fully charged.
Note: Each speaker unit has a 4000mAh battery, totaling 8000mAh when combined. A full charge provides up to 24 hours of playback time at moderate volume.
4.2 Power On/Off
- To Power On: Press and hold the Power Button on each speaker unit for approximately 3 seconds until you hear an audible prompt and the indicator light turns on.
- To Power Off: Press and hold the Power Button on each speaker unit for approximately 3 seconds until you hear an audible prompt and the indicator light turns off.
4.3 Splitting and Rejoining Speakers
The S11 Plus speaker can be used as a single unit or split into two for true wireless stereo (TWS) sound.
- To Split: Gently twist the top and bottom sections of the speaker in opposite directions until they separate.
- To Rejoin: Align the two speaker units and twist them together until they securely lock into place.

Image: The CYBORIS S11 Plus speaker demonstrating its splittable design, separating into two distinct units.
5. Operating Instructions
5.1 Bluetooth Pairing (True Wireless Stereo - TWS)
For a stereo audio experience, pair both speaker units together via TWS, then connect them to your device.
- Ensure both speaker units are powered off.
- Power on both speaker units simultaneously. They will automatically attempt to pair with each other. You will hear a confirmation tone once TWS pairing is successful.
- On your Bluetooth-enabled device (smartphone, tablet, laptop), go to the Bluetooth settings.
- Search for "SJ11 Plus" in the list of available devices and select it to connect.
- Once connected, you will hear a confirmation tone, and the indicator light will remain solid blue.
Note: If TWS pairing fails, power off both speakers and repeat the process. The speakers will automatically attempt to reconnect to the last paired device when powered on.

Image: Two CYBORIS S11 Plus speaker units wirelessly connected to a laptop and smartphone, illustrating TWS interconnected playback.
5.2 Single Speaker Mode
Each speaker unit can be used independently.
- Power on only one speaker unit.
- On your Bluetooth-enabled device, search for "SJ11 Plus" and connect.
5.3 Multiple Playback Modes
The speaker supports various audio input methods:
- Bluetooth Mode: (Refer to 5.1 and 5.2)
- TF Card Mode: Insert a TF card with audio files into the TF card slot. The speaker will automatically switch to TF card mode and begin playback.
- AUX Mode: Connect your audio device to the speaker's AUX input using the provided 3.5mm audio cable. The speaker will automatically switch to AUX mode.
Press the Mode Button (M) to cycle through available playback modes.
5.4 Call Function
When connected via Bluetooth, the speaker can be used for hands-free calls:
- Answer Call: Short press the Power Button.
- End Call: Short press the Power Button during a call.
- Reject Call: Long press the Power Button when an incoming call rings.
5.5 Light Effects
The speaker features colorful lighting effects.
- Short press the Light Button to cycle through different light modes or turn the lights off.

Image: The CYBORIS S11 Plus speaker displaying its colorful LED lighting effects on the top panel.
5.6 Volume and Track Control
- Volume Up: Short press the "+" button.
- Volume Down: Short press the "-" button.
- Next Track: Long press the "+" button.
- Previous Track: Long press the "-" button.
6. Maintenance
- Keep the speaker away from extreme temperatures, direct sunlight, and dust.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Ensure the port covers are securely closed when using the speaker near water to maintain its IPX6 waterproof rating.
- If not used for a long period, charge the speaker at least once every three months to preserve battery life.

Image: The CYBORIS S11 Plus speaker being splashed with water, highlighting its IPX6 waterproof design suitable for outdoor use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| Cannot pair with Bluetooth device. | Bluetooth not enabled on device; speaker not in pairing mode; too far from device. | Ensure Bluetooth is on. Power cycle speaker. Move device closer. Forget "SJ11 Plus" on device and re-pair. |
| No sound. | Volume too low; incorrect mode selected; device not playing. | Increase volume on speaker and device. Press Mode button to select correct input. Ensure audio is playing on source device. |
| TWS pairing fails. | Speakers not powered on simultaneously or too far apart. | Power off both speakers, then power them on together. Ensure they are within close proximity. |
| Poor sound quality/distortion. | Volume too high; low battery; interference. | Reduce volume. Charge speaker. Move away from other electronic devices. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | S11 Plus |
| Speaker Type | Portable, Splittable, Outdoor |
| Connectivity Technology | Bluetooth V5.3 |
| Wireless Range | Up to 18 meters (59 feet) |
| Audio Output Mode | Stereo (2.0 Channel) |
| Speaker Maximum Output Power | 40 Watts (2 x 20W) |
| Frequency Response | 20 Hz - 20 KHz |
| Battery Capacity | 8000 mAh (2 x 4000 mAh Polymer Lithium Battery) |
| Playback Time | Up to 24 hours (at moderate volume) |
| Water Resistance Level | IPX6 Waterproof |
| Compatible Devices | MP3 Player, Smartphone, Tablet |
| Product Dimensions (Combined) | 4.7"D x 4.7"W x 11.8"H (120mm x 120mm x 300mm) |
| Item Weight | 3.96 pounds (1.8 Kilograms) |
| Control Method | Push Button |

Image: Comparison of the CYBORIS S11 Plus speaker's dimensions (300mm height, 120mm width) against a smaller 20W speaker.
9. Warranty and Support
The CYBORIS S11 Plus speaker comes with a limited warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support or customer service, please contact CYBORIS customer support through the retailer where you purchased the product or visit the official CYBORIS website.
Manufacturer: CYBORIS

