1. Introduction
Thank you for purchasing the Caliber HPG-340BT Portable Bluetooth Speaker. This speaker is designed to provide high-quality audio with versatile connectivity options, making it ideal for both indoor and outdoor use. Please read this manual carefully before using the product to ensure proper operation and to maximize its lifespan.
Key Features:
- Powerful 25W audio output.
- Bluetooth 5.0 for stable and efficient wireless connection up to 10 meters.
- True Wireless Stereo (TWS) function for pairing two speakers for enhanced sound.
- Multiple audio inputs: Bluetooth, AUX (3.5mm jack), USB, and SD card (up to 64GB).
- Splash-proof design, suitable for outdoor environments.
- Long-lasting battery with up to 16 hours of playback time.
- Integrated carrying handle for portability.
2. Safety Instructions
To ensure safe operation and prevent damage, please observe the following safety guidelines:
- Do not expose the speaker to extreme temperatures, direct sunlight, or high humidity.
- This device is splash-proof, not waterproof. Do not submerge it in water or expose it to heavy rain.
- Do not attempt to disassemble, repair, or modify the speaker yourself. Refer all servicing to qualified personnel.
- Keep the speaker away from sources of heat, such as radiators, stoves, or other heat-producing appliances.
- Use only the charging cable provided or a certified equivalent.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep out of reach of children.
3. Package Contents
Please check that all items are present in the package:
- 1 x Caliber HPG-340BT Portable Bluetooth Speaker
- 1 x Micro USB Charging Cable
- 1 x User Manual (this document)
4. Product Overview
Familiarize yourself with the speaker's components and controls.

Image 1: Front view of the Caliber HPG-340BT speaker, showing the main speaker grille and control panel.

Image 2: Top view of the speaker, highlighting the integrated carrying handle and the control panel with play/pause, mode, volume down/previous track, and volume up/next track buttons.
Control Panel (Refer to Image 2):
- Play/Pause Button: Press to play or pause audio.
- Mode Button (M): Press to switch between Bluetooth, AUX, USB, and SD card modes.
- Volume Down / Previous Track (-): Short press for previous track, long press to decrease volume.
- Volume Up / Next Track (+): Short press for next track, long press to increase volume.
Rear Ports (Not explicitly shown in provided images, but inferred from description):
- Micro USB Port: For charging the speaker.
- AUX Input (3.5mm): For connecting external audio devices via cable.
- USB Port: For playing MP3 files from a USB drive.
- SD Card Slot: For playing MP3 files from an SD card.
5. Setup
5.1 Charging the Speaker
- Connect the Micro USB charging cable to the speaker's charging port.
- 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 (color may vary) to show that the speaker is charging.
- Once fully charged, the indicator light may change color or turn off. Disconnect the charging cable.
- A full charge provides up to 16 hours of playback time.
5.2 Power On/Off
- To Power On: Press and hold the Power button (usually integrated with the Play/Pause button or a separate switch) until you hear an audible prompt or see an indicator light.
- To Power Off: Press and hold the Power button again until you hear an audible prompt or the indicator light turns off.
5.3 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode (M) button until you hear the Bluetooth pairing prompt. The Bluetooth indicator light will flash.
- Enable Bluetooth on your mobile device (smartphone, tablet, laptop).
- Search for available Bluetooth devices. You should see "Caliber HPG-340BT" or a similar name in the list.
- Select the speaker from the list to connect.
- Once successfully paired, you will hear a confirmation sound, and the Bluetooth indicator light will stop flashing and remain solid.
- The speaker will automatically attempt to reconnect to the last paired device when powered on.
5.4 True Wireless Stereo (TWS) Pairing
The TWS function allows you to pair two Caliber HPG-340BT speakers together for a stereo sound experience.
- Ensure both HPG-340BT speakers are powered on and in Bluetooth mode, but not yet connected to any device.
- On one of the speakers (this will be the primary speaker), press and hold the Mode (M) button for a few seconds until you hear a TWS pairing prompt. The speakers will search for each other.
- Once successfully paired, you will hear a confirmation sound. The primary speaker's Bluetooth indicator will flash, and the secondary speaker's indicator will be solid.
- Now, connect your mobile device to the primary speaker via Bluetooth as described in section 5.3.
- Audio will now play in stereo through both speakers.
6. Operating the Speaker
6.1 Bluetooth Mode
- After successful Bluetooth pairing (Section 5.3), you can play music from your connected device.
- Use the Play/Pause button on the speaker or your device to control playback.
- Use the Volume Down (-) and Volume Up (+) buttons on the speaker or your device to adjust the volume.
- Short press Volume Down (-) for the previous track, and Volume Up (+) for the next track.
6.2 AUX Mode
- Connect one end of a 3.5mm audio cable (not included) to the AUX input port on the speaker.
- Connect the other end to the audio output jack of your external device (e.g., MP3 player, computer).
- Press the Mode (M) button on the speaker until you hear the "AUX mode" prompt.
- Control playback and volume directly from your external device. The speaker's volume buttons will also function.
6.3 USB / SD Card Mode
- Insert a USB drive or an SD card (up to 64GB) containing MP3 audio files into the respective port/slot on the speaker.
- The speaker should automatically switch to USB or SD card mode and begin playing music. If not, press the Mode (M) button until the correct mode is selected.
- Use the Play/Pause, Volume Down (-), and Volume Up (+) buttons to control playback and volume.
7. Maintenance
- Cleaning: Wipe the speaker with a soft, dry, lint-free cloth. Do not use liquid cleaners, aerosols, 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, to maintain battery health.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Bluetooth not enabled on device; speaker not in pairing mode; too far from device. | Ensure Bluetooth is on and speaker is in pairing mode. Move device closer to speaker (within 10m). |
| No sound. | Volume too low; incorrect mode selected; cable not connected properly. | Increase volume on speaker and device. Press Mode (M) to select correct input. Check cable connections. |
| TWS pairing fails. | Speakers already connected to a device; speakers too far apart. | Ensure both speakers are disconnected from other devices. Place speakers close to each other during TWS pairing. |
| USB/SD card not playing. | Unsupported file format; card/drive not inserted correctly; corrupted files. | Ensure files are MP3 format. Reinsert USB drive/SD card. Try a different drive/card. |
9. Specifications
| Model Number | HPG-340BT |
| Brand | Caliber |
| Maximum Speaker Output Power | 25 Watts |
| Connectivity Technology | Auxiliary, Bluetooth, USB |
| Bluetooth Version | 5.0 |
| Audio Output Mode | Stereo |
| Battery Type | 1 Lithium Ion |
| Battery Life | Up to 16 hours |
| Product Dimensions (L x W x H) | 30 x 13 x 15 cm |
| Weight | 1.22 kg |
| Material | Plastic |
| Special Features | Bluetooth, Portable, USB Port, SD Card Slot, TWS Function, Splash-proof |

Image 3: Diagram illustrating the dimensions of the Caliber HPG-340BT speaker: 30 cm in length, 13 cm in width, and 15 cm in height.
10. Warranty and Support
Caliber products are designed and manufactured to the highest quality standards. For information regarding warranty terms, technical support, or service inquiries, please refer to the warranty card included with your purchase or visit the official Caliber Europe website.
Contact Information:
- Manufacturer: Caliber Europe BV
- Website: www.calibereurope.com





