Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your 2BOOM BX318 Portable Wireless Bluetooth Speaker. Please read this manual thoroughly before using the product to ensure proper function and to maximize your listening experience. The BX318 speaker features powerful sound, Bluetooth connectivity, FM radio, colorful light effects, and multiple input options including USB, TF card, AUX, and microphone.

Figure 1: Front view of the 2BOOM BX318 speaker, showcasing the speaker grille with blue LED lighting.
Package Contents
Please check the box for the following items:
- 1 x 2BOOM BX318 Tornado Speaker
- 1 x Carrying Strap
- 1 x Audio Cable (AUX cable)
- 1 x Charging Cable
- 1 x User Manual
Product Features
- Powerful Sound: Equipped with a 6.5-inch driver unit for deep digital bass and clear sound, with 20W output.
- Wireless Connectivity: Bluetooth AD2P for streaming music from compatible devices up to 10 meters (33 feet).
- Multiple Inputs: Supports USB, TF (Micro SD) card, AUX (3.5mm), and Microphone inputs.
- FM Radio: Built-in FM radio function.
- Colorful Light Effects: Integrated LCD lights that synchronize with music.
- Portable Design: Compact, lightweight, with an integrated carry handle and included carrying strap.
- Rechargeable Battery: Long-lasting rechargeable battery for extended playback.
- Easy-to-Use Control Panel: Intuitive controls for music playback, volume, and mode selection.

Figure 2: Visual representation of key features including deep digital bass, FM radio, colorful light effects, and included straps.
Product Diagram and Controls

Figure 3: Detailed view of the control panel on the side of the speaker, indicating the location and function of each button and port.
Refer to Figure 3 for the location of the following controls and ports:
- MIC Input: 6.35mm jack for connecting a microphone.
- AUX In: 3.5mm jack for connecting external audio devices.
- TF Card Slot: For playing music from a Micro SD card.
- DC5V Charging Input: Micro USB port for charging the speaker.
- USB Input: For playing music from a USB flash drive.
- Power ON/OFF Switch: Toggles the speaker power.
- MIC VOL Adjust: Rotary knob to adjust microphone volume.
- Next / Volume +: Short press for next track, long press to increase volume.
- Play / Pause: Plays or pauses current audio.
- Previous / Volume -: Short press for previous track, long press to decrease volume.
- Switch Mode (M): Button to cycle through input modes (Bluetooth, FM, AUX, USB, TF).
- Carry Handle: Integrated handle for easy portability.
Setup
1. Charging the Speaker
Before first use, fully charge the speaker.
- Connect the provided charging cable to the DC5V Charging Input (4) on the speaker.
- Connect the other end of the charging cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging and turn off when fully charged.
2. Powering On/Off
- To turn on the speaker, slide the Power ON/OFF Switch (6) to the "ON" position.
- To turn off the speaker, slide the Power ON/OFF Switch (6) to the "OFF" position.
Operating Instructions
1. Bluetooth Pairing
- 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 "BX318" or "2BOOM" in your device's Bluetooth list and select it to connect.
- Once successfully paired, the speaker will emit an audible confirmation, and the Bluetooth indicator light will become solid.
- The speaker will automatically reconnect to the last paired device when powered on, if the device is within range and Bluetooth is enabled.
2. FM Radio Mode
- Turn on the speaker.
- Press the Switch Mode (M) button (11) repeatedly until you hear the FM radio mode prompt.
- To auto-scan and save available FM stations, press and hold the Play / Pause button (9). The speaker will scan and store stations automatically.
- Use the Previous / Volume - (10) and Next / Volume + (8) buttons to navigate between saved stations.
- For better FM reception, connect the provided AUX cable to the AUX In port (2) as an external antenna.
3. USB / TF Card Playback
- Insert a USB flash drive into the USB Input (5) or a TF (Micro SD) card into the TF Card Slot (3).
- The speaker will automatically detect the storage device and switch to USB/TF mode, beginning playback of audio files.
- Use the Previous / Volume - (10), Next / Volume + (8), and Play / Pause (9) buttons to control playback.
4. AUX Input Mode
- Connect one end of the provided audio cable to the AUX In port (2) on the speaker.
- Connect the other end of the audio cable to the audio output jack of your external device (e.g., MP3 player, computer).
- Press the Switch Mode (M) button (11) until you hear the AUX mode prompt.
- Control playback and volume from your connected external device.
5. Microphone Usage
- Connect a microphone (not included) to the MIC Input (1) on the speaker.
- Adjust the microphone volume using the MIC VOL Adjust knob (7).
- The microphone input can be used simultaneously with other audio sources (Bluetooth, USB, TF, AUX) for karaoke or public address functions.
6. Colorful Light Effects
- The speaker features integrated colorful LED lights on the speaker grille.
- These lights automatically activate when the speaker is powered on and typically synchronize with the rhythm of the music.
- There is no dedicated button to turn off the lights independently.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's exterior. Do not use abrasive cleaners or solvents.
- Storage: 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 for extended periods.
- Water Exposure: This speaker is not waterproof. Avoid exposing it to water or excessive moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is low or depleted. | Charge the speaker using the provided charging cable. |
| No sound. | Volume is too low or muted. Incorrect input mode selected. | Increase the volume on the speaker and/or the connected device. Press the Mode button to select the correct input. |
| Cannot pair via Bluetooth. | Speaker is not in pairing mode. Device is too far. Interference. | Ensure speaker is in Bluetooth mode (flashing light). Move device closer to speaker. Turn off other Bluetooth devices. |
| FM radio reception is poor. | Weak signal. | Connect the AUX cable to the AUX In port to act as an external antenna. Relocate the speaker to an area with better reception. |
| USB/TF card not playing. | Unsupported file format. Card/drive not inserted correctly. | Ensure audio files are in a supported format (e.g., MP3). Reinsert the USB drive or TF card firmly. |
Specifications
| Model Number | BX318GRAY |
| Brand | 2BOOM |
| Speaker Type | Portable Wireless Bluetooth Speaker (Woofer) |
| Connectivity Technology | Bluetooth, USB, AUX, TF Card |
| Maximum Speaker Output Power | 20 Watts |
| Driver Unit Size | 6.5 inches |
| Power Source | Battery (Rechargeable) |
| Color | Gray |
| Product Dimensions | 25.4 x 11.43 x 12.7 cm (10 x 4.5 x 5 inches) |
| Product Weight | 1.54 kg (3.4 lbs) |
Warranty and Support
For information regarding warranty coverage and customer support, please refer to the documentation included with your purchase or contact the retailer where the product was acquired.





