Introduction
Thank you for purchasing the KAPBOM Portable Bluetooth Speaker. This manual provides detailed instructions on how to set up, operate, and maintain your speaker to ensure optimal performance and longevity. Please read this manual carefully before using the product and retain it for future reference.
Safety Information
- Do not expose the speaker to extreme temperatures, humidity, or direct sunlight.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble or attempt to repair the speaker yourself. This will void the warranty.
- Keep the speaker away from water and other liquids.
- Use only the specified charging voltage (5V USB).
- Keep out of reach of children.
Package Contents
Please check the package for the following items:
- KAPBOM Portable Bluetooth Speaker (Model KA-8005)
- USB Charging Cable
- User Manual (this document)
Product Overview
Familiarize yourself with the various parts and controls of your KAPBOM speaker.

Figure 1: Rear Panel and Ports
This image displays the rear panel of the KAPBOM speaker, highlighting key connection points. From left to right, you can see the Micro USB input for battery charging, a standard USB input for flash drives, a Micro SD card slot, and the power On/Off button. Above these ports, there is a hand strap for portability and a phone holder groove.

Figure 2: Front View and Connectivity Options
The front view of the speaker, showcasing its main grille and the KAPBOM logo. Accompanying icons illustrate the speaker's versatile connectivity options: Bluetooth for wireless streaming, AUX input for wired connections, Micro SD card slot for direct media playback, FM Radio for broadcasting, and USB input for flash drives.
Key Components:
- Power Button: Turns the speaker On/Off.
- USB Port: For connecting USB flash drives.
- TF/Micro SD Card Slot: For playing music directly from a memory card.
- Micro USB Charging Port: For charging the speaker's internal battery.
- Auxiliary Input (P2): For connecting external audio devices via a 3.5mm audio cable.
- Mode Button: To switch between Bluetooth, FM Radio, USB, TF, and AUX modes.
- Play/Pause Button: Controls playback.
- Previous/Volume Down Button: Short press for previous track, long press for volume down.
- Next/Volume Up Button: Short press for next track, long press for volume up.
- Integrated Phone Holder: A groove on top to securely hold your smartphone.
Setup
1. Charging the Battery
Before first use, fully charge the speaker's battery. Connect the supplied USB charging cable to the Micro USB port on the speaker and the other end to a 5V USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging.
- A full charge takes approximately 3 hours.
- Once fully charged, the indicator light may change or turn off.
2. Powering On/Off
To turn the speaker ON, press and hold the Power button located on the rear panel until you hear an audible prompt.
To turn the speaker OFF, press and hold the Power button again until the speaker powers down.
Operating Instructions
1. Bluetooth Mode
- Turn on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing light or audible prompt.
- Enable Bluetooth on your smartphone, tablet, or other Bluetooth-enabled device.
- Search for "KAPBOM" or a similar device name in your device's Bluetooth settings.
- Select "KAPBOM" to pair. Once successfully paired, you will hear a confirmation sound.
- You can now play audio from your device through the speaker. The effective Bluetooth range is approximately 10 meters (33 feet).
2. FM Radio Mode
- Turn on the speaker.
- Press the "Mode" button repeatedly until you hear the FM radio prompt.
- To auto-scan and save available stations, press and hold the Play/Pause button. The speaker will scan and store stations automatically.
- Use the Previous/Next buttons to navigate between saved stations.
3. USB/TF Card Playback
- Insert a USB flash drive or a TF (Micro SD) card with MP3 audio files into the respective port.
- The speaker will automatically detect the storage device and begin playing music. If not, press the "Mode" button to switch to USB or TF mode.
- Use the Play/Pause, Previous, and Next buttons to control playback.
4. AUX Mode
- Connect one end of a 3.5mm audio cable (not included) to the AUX input port on the speaker and the other end to the audio output jack of your external device (e.g., smartphone, MP3 player).
- The speaker should automatically switch to AUX mode. If not, press the "Mode" button to select AUX mode.
- Control playback and volume from your connected device.
5. Volume Control
To adjust the volume, long press the "Next" button for Volume Up or long press the "Previous" button for Volume Down.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's surface. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the speaker regularly, even if not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is low or depleted. | Charge the speaker for at least 3 hours. |
| Cannot pair with Bluetooth device. | Speaker is not in pairing mode; device is too far; another device is connected. | Ensure speaker is in Bluetooth mode (flashing light). Move device closer. Disconnect from other devices. Restart both speaker and device. |
| No sound from speaker. | Volume is too low; incorrect mode selected; audio source issue. | Increase speaker volume and device volume. Ensure correct mode (Bluetooth, FM, USB, AUX) is selected. Check audio source playback. |
| FM radio reception is poor. | Weak signal; interference. | Move the speaker to a location with better signal. Auto-scan stations again. |
Specifications
| Feature | Detail |
|---|---|
| Model | KA-8005 |
| Output Power | 8W |
| Frequency Response | 20Hz-20KHz |
| Transducer Size | 3 inch |
| Battery Capacity | 500mAh |
| Charging Voltage | 5V (USB) |
| Playback Time | 2-3 hours |
| Charging Time | 3 hours |
| Bluetooth Range | Up to 10 meters (33 feet) |
| Connectivity | Bluetooth, USB, TF Card, FM Radio, AUX |
| Main Color | Black (Note: Color may vary based on stock availability) |
Warranty and Support
This product comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support or warranty claims, please contact your retailer or the point of purchase.
For general inquiries or further assistance, please visit the KAPBOM official website or contact their customer service.





