1. Introduction
Thank you for choosing the Karcher SB 800S Soundbar System. This 2.1 Bluetooth Surround Sound System is designed to enhance your television's audio experience with clear sound and powerful bass. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
2. Safety Instructions
To ensure safe operation and prevent damage, please observe the following safety guidelines:
- Do not expose the unit to rain or moisture to prevent fire or electric shock.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
- Only use attachments/accessories specified by the manufacturer.
- Unplug this apparatus during lightning storms or when unused for long periods of time.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way.
3. Package Contents
Verify that all items listed below are included in your package:
- Karcher SB 800S Soundbar
- External Subwoofer
- Remote Control
- 3.5 mm Audio Cable
- Wall Mounting Accessories
- Power Cable
- User Manual
4. Product Overview
The Karcher SB 800S system consists of a main soundbar unit and a separate subwoofer, designed to deliver a comprehensive audio experience.

Image 1: Karcher SB 800S Soundbar and Subwoofer. This image displays the main soundbar unit positioned horizontally in front of a television, with the accompanying black subwoofer placed vertically to its right.
4.1. Soundbar
The soundbar houses the main speakers and control interface. Its slim design allows for versatile placement.

Image 2: Karcher SB 800S Soundbar with dimensions. The soundbar measures approximately 80 cm in length and 6 cm in height/depth, indicating its compact form factor.
4.2. Subwoofer
The external subwoofer provides deep and powerful bass, complementing the soundbar's audio output.

Image 3: Karcher SB 800S Subwoofer with dimensions. The black, rectangular subwoofer is shown with approximate dimensions of 32 cm height, 15 cm width, and 22 cm depth, highlighting its compact size for placement.
4.3. Rear Panel Connections
The rear panel of the soundbar features various input and output ports for connecting to different audio sources.

Image 4: Karcher SB 800S Soundbar rear panel connections. This close-up view shows the various ports on the back of the soundbar, including USB, Optical, AUX-In, HDMI ARC, and Subwoofer Out, enabling diverse connectivity options.
4.4. Remote Control
The included remote control allows for convenient operation of the soundbar system from a distance.

Image 5: Karcher SB 800S Remote Control. A black remote control with various buttons for power, volume, input selection (USB, Optical, AUX, HDMI ARC, Bluetooth), and playback controls.
5. Setup
Follow these steps to set up your Karcher SB 800S Soundbar System:
- Placement: Place the soundbar on a stable, flat surface in front of your TV or mount it on the wall using the provided accessories. Position the subwoofer on the floor, ideally near the soundbar, ensuring it has adequate space for sound dispersion.
- Connect Subwoofer: Connect the external subwoofer to the 'SUBWOOFER OUT' port on the soundbar using an appropriate cable (not always included, check package contents).
- Power Connection: Connect the power cable to the soundbar's AC input and then to a wall outlet.
- Audio Connection: Choose one of the following methods to connect your TV or audio source to the soundbar:
- HDMI ARC: Connect an HDMI cable from your TV's HDMI ARC port to the soundbar's 'HDMI ARC' port.
- Optical: Connect an optical cable from your TV's optical output to the soundbar's 'OPTICAL' input.
- AUX-In: Connect a 3.5mm audio cable from your TV's headphone jack or audio output to the soundbar's 'AUX-IN' port.
- USB: Insert a USB drive for MP3 playback.
- Initial Power On: Press the power button on the soundbar or remote control to turn on the system.
6. Operating Instructions
6.1. Basic Operation
- Power On/Off: Press the Power button on the remote or soundbar.
- Volume Control: Use the VOL+ and VOL- buttons on the remote to adjust the volume.
- Mute: Press the MUTE button to temporarily silence the audio. Press again to unmute.
- Input Selection: Press the corresponding input button (HDMI ARC, OPTICAL, USB, AUX, BT) on the remote to switch between audio sources.
6.2. Bluetooth Pairing
To connect a Bluetooth device:
- Turn on the soundbar and select the 'BT' input mode. The indicator light will flash, indicating it is in pairing mode.
- Enable Bluetooth on your smartphone, tablet, or other device.
- Search for available devices and select 'Karcher SB 800S' from the list.
- Once paired, the indicator light will stop flashing and remain solid. You can now stream audio wirelessly.
6.3. USB Playback
To play MP3 files from a USB drive:
- Insert a USB drive containing MP3 audio files into the 'USB' port on the soundbar.
- Select the 'USB' input mode using the remote control.
- The soundbar will automatically begin playing the MP3 files. Use the playback controls (Play/Pause, Next/Previous Track) on the remote.
7. Maintenance
Proper maintenance ensures the longevity and optimal performance of your soundbar system:
- Cleaning: Use a soft, dry cloth to clean the surfaces of the soundbar and subwoofer. Do not use liquid cleaners or abrasive materials.
- Ventilation: Ensure that the ventilation openings are not blocked to prevent overheating.
- Storage: If storing the unit for an extended period, disconnect it from the power supply and store it in a cool, dry place.
8. Troubleshooting
If you encounter issues with your Karcher SB 800S, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable not connected; Power outlet not active | Ensure power cable is securely connected. Test the outlet with another device. |
| No sound | Incorrect input selected; Volume too low; Audio cable not connected properly | Select the correct input source. Increase volume. Check all audio cable connections. |
| Bluetooth pairing fails | Soundbar not in pairing mode; Device too far; Interference | Ensure soundbar is in BT pairing mode. Move device closer. Turn off other Bluetooth devices. |
| Remote control not working | Batteries depleted; Obstruction between remote and soundbar | Replace remote control batteries. Remove any obstructions. |
9. Specifications
- Model: SB 800S
- Brand: Karcher
- Speaker Type: Soundbar, Subwoofer
- Sound Channel Configuration: 2.1
- Total Output Power: 60 Watts RMS (Soundbar: 2 x 15W, Subwoofer: 30W)
- Connectivity Technology: Bluetooth 4.2, HDMI (ARC), AUX-In (3.5mm), USB, Optical Audio Input, Subwoofer Output
- Compatible Devices: TV, Smartphone
- Control Method: Remote Control
- Power Source: AC Powered
- Color: Black
- Material: Plastic
- Soundbar Dimensions (L x W x H): Approximately 80 cm x 6 cm x 6 cm
- Subwoofer Dimensions (L x W x H): Approximately 15 cm x 22 cm x 32 cm
- Item Weight: 4.5 Kilograms
- Mounting Type: Wall Mountable
10. Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact Karcher customer service directly. Software updates are guaranteed until December 31, 2027.
You can find more information and support on the official Karcher website.





