Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your RIOWOIS DS6401M Detachable Bluetooth 5.0 Soundbar. Please read this manual thoroughly before using the product to ensure proper function and to prevent damage.
Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact customer support.
- Detachable Soundbar Unit
- Optical Cable
- 3.5mm Audio Cable (AUX)
- Power Adapter
- Remote Control
- Tower Speaker Bases (for detached configuration)
- Wall Mounting Kit
- User Manual (this document)

Image: The RIOWOIS DS6401M soundbar in its combined form, alongside its remote control and two tower speaker bases for detached configuration.
Safety Information
Please observe the following safety precautions to prevent electric shock, fire, or damage to the unit:
- Do not expose the unit to rain, moisture, or extreme temperatures.
- Do not open the casing. Refer all servicing to qualified personnel.
- Ensure proper ventilation around the unit.
- Use only the provided power adapter.
- Keep out of reach of children.
Product Overview
Soundbar Components
The RIOWOIS DS6401M soundbar features a unique detachable design, allowing it to be used as a single soundbar unit or split into two independent tower speakers.
Controls and Ports
Familiarize yourself with the control buttons on the soundbar and the available input ports on the rear panel.
- Power Button: Turns the unit on/off.
- Input/Mode Button: Cycles through input sources (HDMI-ARC, Optical, AUX, Bluetooth).
- Volume Up/Down Buttons: Adjusts the volume level.
- HDMI-ARC Port: For connecting to a TV with HDMI ARC support.
- Optical Port: For connecting to devices via optical cable.
- AUX Port: For connecting to devices via 3.5mm audio cable.
- DC IN Port: For connecting the power adapter.
- SUB OUT Port: For connecting an external subwoofer (optional).
Setup
Assembly and Configuration
The soundbar can be used in two configurations: as a single horizontal soundbar or as two vertical tower speakers.
- Combined Soundbar:
Align the two halves of the soundbar and rotate them to lock securely into place. Ensure the connection is firm.
- Detached Tower Speakers:
Gently twist and pull the two halves apart. Attach each half to its respective tower speaker base by aligning the connectors and securing them. The included speaker wire adapter connects the two detached units.

Image: Demonstrates the RIOWOIS DS6401M soundbar's versatile placement options: as two detached tower speakers flanking a TV, as a single unit placed on a desktop, and as a single unit mounted on a wall below a TV.
Placement Options
- Desktop Placement: Place the combined soundbar or detached tower speakers on a stable, flat surface near your television or computer.
- Wall Mount: Use the provided wall mounting kit to securely attach the combined soundbar to a wall. Ensure the wall can support the weight of the unit.
Connecting to Audio Sources
Choose one of the following connection methods based on your device's available ports.
- HDMI-ARC Connection (Recommended for TVs):
Connect one end of an HDMI cable (not included) to the HDMI-ARC port on the soundbar and the other end to the HDMI-ARC port on your TV. Ensure your TV's HDMI-ARC function is enabled in its settings.
- Optical Connection:
Connect the included optical cable to the Optical port on the soundbar and the Optical Out port on your TV or audio device. Remove protective caps from the optical cable ends before connecting.
- AUX Connection:
Connect the included 3.5mm audio cable to the AUX port on the soundbar and the headphone jack or audio output port on your device.
- Bluetooth Connection:
Refer to the "Bluetooth Pairing" section under Operating Instructions for detailed steps.
Power Connection
Connect the power adapter to the DC IN port on the soundbar, then plug the adapter into a wall outlet.
Operating Instructions
Power On/Off
Press the Power button on the soundbar or the remote control to turn the unit on or off.
Input Selection
Press the Input/Mode button on the soundbar or the remote control repeatedly to cycle through the available input sources: HDMI-ARC, Optical, AUX, and Bluetooth.
Volume Control
Use the Volume Up (+) and Volume Down (-) buttons on the soundbar or the remote control to adjust the audio level.
Bluetooth Pairing
- Turn on the soundbar and select Bluetooth mode using the Input/Mode button. The indicator light will flash, indicating it's in pairing mode.
- On your mobile device or computer, enable Bluetooth and search for available devices.
- Select "RIOWOIS DS6401M" from the list of devices.
- Once paired, the indicator light on the soundbar will stop flashing and remain solid.
Note: The soundbar will automatically attempt to reconnect to the last paired device when in Bluetooth mode.
Sound Modes (Bass Boost)
The soundbar features a Bass Boost function. Use the remote control to activate or deactivate this feature for enhanced low-frequency audio.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the surface of the soundbar. Do not use liquid cleaners or abrasive materials.
- Storage: If storing the unit for an extended period, disconnect it from power and store it in a cool, dry place.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected; Power outlet not active. | Ensure power adapter is securely connected and plugged into a working outlet. |
| No sound | Incorrect input selected; Volume too low; Cables not connected properly. | Select the correct input source. Increase volume. Check all audio cables for secure connection. Ensure TV audio output is set correctly. |
| Bluetooth not pairing | Soundbar not in pairing mode; Device too far; Interference. | Ensure soundbar is in Bluetooth pairing mode (flashing light). Move device closer. Turn off other Bluetooth devices. |
| Remote control not working | Batteries depleted; Obstruction between remote and soundbar. | Replace remote control batteries. Ensure clear line of sight to the soundbar's sensor. |
Specifications
| Model | DS6401M |
| Brand | RIOWOIS |
| Connectivity Technology | Bluetooth 5.0, HDMI-ARC, Optical, AUX |
| Speaker Type | Soundbar (Detachable) |
| Special Features | Bass Boost, Detachable Design |
| Mounting Type | Wall Mount, Desktop |
| Included Components | Soundbar, Optical cable, 3.5mm audio cable, power adapter, remote, tower speaker bases, wall mounting kit, user manual |
| Dimensions (Approx. Combined) | 31 inches (length) |
| Weight | 1.91 kg |
Warranty and Support
For warranty information and technical support, please refer to the warranty card included in your package or visit the official RIOWOIS website. Keep your purchase receipt as proof of purchase.
If you encounter any issues not covered in this manual, please contact RIOWOIS customer service for assistance.
