1. Introduction
Thank you for purchasing the LANDMARK Strike LM BS105 Bluetooth Soundbar. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully before use to ensure optimal performance and safety.

Image 1.1: The LANDMARK Strike LM BS105 Bluetooth Soundbar, showcasing its sleek black design with illuminated RGB accents.
2. Safety Information
- Do not expose the device to water or excessive moisture. This product is not waterproof.
- Avoid extreme temperatures, direct sunlight, or dusty environments.
- Do not disassemble, repair, or modify the device yourself. Contact authorized service personnel for any repairs.
- Keep the device away from heat sources and open flames.
- Use only the provided Type-C charging cable for charging.
- Ensure proper ventilation when operating the device.
3. Package Contents
Please check that all items are present in the package:
- LANDMARK Strike LM BS105 Speaker
- Type-C Charging Cable
- User Manual (this document)
4. Product Overview
Familiarize yourself with the soundbar's components and controls.

Image 4.1: Detailed view of the LANDMARK Strike LM BS105 Soundbar's control panel and connectivity ports, including USB, TF Card slot, DC 5V charging port, and power switch. The image also highlights the 10W output speaker and metal grill design.
Control Buttons:
- '-' Button: Volume Down / Previous Track
- '►►' Button: Play/Pause / Answer/End Call
- 'M' Button: Mode Switch (Bluetooth, FM, USB, TF Card)
- '+' Button: Volume Up / Next Track
Ports:
- USB Port: For USB drive playback.
- TF Card Slot: For TF (MicroSD) card playback.
- DC 5V (Type-C) Port: For charging the soundbar.
- ON/OFF Switch: Power the device on or off.
5. Setup
5.1. Charging the Soundbar
- Connect the provided Type-C charging cable to the DC 5V port on the soundbar.
- Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate. Once fully charged, the light may change color or turn off.
- A full charge provides up to 8 hours of playback.

Image 5.1: The LANDMARK Strike LM BS105 Soundbar held in hand, illustrating its portability and highlighting its 8-hour battery backup capability.
5.2. Powering On/Off
- To power on, slide the ON/OFF switch to the 'ON' position. You will hear an audible prompt.
- To power off, slide the ON/OFF switch to the 'OFF' position.
6. Operating Instructions
6.1. Bluetooth Pairing
- Power on the soundbar. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light and an audible prompt.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "LM BS105" from the list of devices.
- Once paired, the LED light will stop flashing, and you will hear a confirmation sound.
- The soundbar will automatically reconnect to the last paired device when powered on, if within range.
6.2. FM Radio Mode
- Press the 'M' button repeatedly until you hear the FM radio prompt.
- To auto-scan and save available stations, press and hold the '►►' (Play/Pause) button. The soundbar will scan and store stations automatically.
- Use the '-' and '+' buttons to navigate between saved FM stations.
6.3. USB / TF Card Playback
- Insert a USB drive or TF (MicroSD) card into the corresponding port on the soundbar.
- The soundbar will automatically switch to USB or TF Card mode and begin playing audio files. If not, press the 'M' button to select the correct mode.
- Use the '-' and '+' buttons for previous/next track.
- Use the '►►' button to play/pause.
6.4. TWS (True Wireless Stereo) Function
The TWS function allows you to pair two LM BS105 soundbars together for a stereo audio experience.

Image 6.1: Two LANDMARK Strike LM BS105 Soundbars positioned to illustrate the True Wireless Stereo (TWS) feature, indicating they can be paired for enhanced audio.
- Ensure both LM BS105 soundbars are powered on and not connected to any other Bluetooth device.
- On one of the soundbars (this will be the primary unit), press and hold the 'M' button for a few seconds until you hear a pairing tone.
- The two soundbars will automatically connect to each other. Once connected, you will hear a confirmation sound.
- Now, connect your device to the primary soundbar via Bluetooth as described in section 6.1. Audio will play through both soundbars in stereo.
6.5. RGB Lights
The soundbar features integrated RGB lights.

Image 6.2: Close-up of the LANDMARK Strike LM BS105 Soundbar's side panel, highlighting the dynamic RGB lighting feature.
- The RGB lights automatically activate when the soundbar is powered on.
- Specific controls for changing light modes or turning them off are not detailed in the product specifications. The lights typically cycle through colors or respond to audio.
6.6. Answering/Ending Calls
When connected to a smartphone via Bluetooth:
- To answer an incoming call: Press the '►►' (Play/Pause) button once.
- To end a call: Press the '►►' (Play/Pause) button once during a call.
- To reject an incoming call: Press and hold the '►►' (Play/Pause) button for 2 seconds.
7. Maintenance
- Clean the soundbar with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the ports free of dust and debris.
- Store the device in a cool, dry place when not in use for extended periods.
- Avoid dropping or subjecting the soundbar to strong impacts.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Soundbar does not power on. | Low battery; Power switch off. | Charge the soundbar; Ensure power switch is in 'ON' position. |
| Cannot pair via Bluetooth. | Soundbar not in pairing mode; Device Bluetooth off; Too far from device. | Ensure soundbar is in pairing mode; Enable Bluetooth on your device; Move device closer to soundbar (within 10m). |
| No sound from soundbar. | Volume too low; Incorrect mode selected; Device not playing audio. | Increase volume on soundbar and connected device; Press 'M' to select correct mode; Ensure audio is playing on your device. |
| FM radio reception is poor. | Weak signal; Interference. | Move the soundbar to a location with better signal; Re-scan stations. |
| TWS pairing fails. | One or both soundbars already paired; Incorrect pairing procedure. | Ensure both soundbars are unpaired from other devices; Follow TWS pairing steps carefully. |
9. Specifications
| Feature | Specification |
|---|---|
| Model Name | LM BS105 Strike |
| Brand | LANDMARK |
| Output Power (RMS) | 10 Watts |
| Speaker Type | Desk / Portable Bluetooth Speaker |
| Connectivity Technology | Bluetooth 5.0, USB, TF Card, Auxiliary |
| Wireless Range | Up to 10 meters |
| Audio Output Mode | Stereo (2.0 Channel) |
| Special Features | RGB Lights, Built-in FM Radio, TWS Function |
| Power Source | Battery Powered (Up to 8 hours playback) |
| Input Voltage | 5 Volts (Type-C Charging) |
| Material | ABS |
| Color | Black |
| Product Dimensions | 20D x 6W x 8H Centimeters |
| Item Weight | 343 Grams |
| Waterproof | No |
10. Warranty and Support
10.1. Warranty Summary
The LANDMARK Strike LM BS105 Soundbar comes with a 6-month warranty against manufacturing defects. Please note that physical damage and water damage are not covered under this warranty.
10.2. Customer Support
For any queries, technical assistance, or warranty claims, please contact Kaytronics Technologies:
- Email: Info@landmarkmusic.in
- Phone: 1800 2660002