Trevi 0XT10451
Trevi XT 104 BT Soundtower Speaker User Manual
Model: 0XT10451
1. Introduction
Welcome to the user manual for your new Trevi XT 104 BT Soundtower Speaker. This amplified tower speaker system is designed to provide high-quality audio for your TV, smartphone, tablet, and other devices. It features FM Radio, Bluetooth connectivity, MP3 playback via USB and SD card, and Aux-In options. Please read this manual carefully before using the product to ensure proper operation and to maximize its performance.

Figure 1.1: Front view of the Trevi XT 104 BT Soundtower Speaker. This image shows the tall, slender design of the speaker with its multiple drivers visible on the front panel.
2. Safety Information
To ensure safe operation and prevent damage, please observe the following safety precautions:
- Do not expose the unit to rain, moisture, or extreme temperatures.
- Do not block any ventilation openings. Ensure adequate space around the speaker for proper airflow.
- Do not place the unit near 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
Please check that all items are present in the box:
- Trevi XT 104 BT Soundtower Speaker
- Remote Control
- Power Cable
- User Manual (this document)
4. Product Overview
4.1 Front Panel
The front panel features the main speaker drivers and a display for current mode and settings.

Figure 4.1: Detailed front view of the Trevi XT 104 BT Soundtower Speaker, highlighting the speaker cones and the bass reflex port at the bottom.
4.2 Rear Panel
The rear panel contains the power input and various audio input ports.
- Power Input: Connects to the main power supply.
- AUX-IN 1 & 2: 3.5mm stereo diameter inputs for connecting external audio devices.
4.3 Remote Control
The included remote control allows for convenient operation of all speaker functions.

Figure 4.2: Image of the remote control for the Trevi XT 104 BT Soundtower Speaker. It shows buttons for power, play/pause, skip tracks, mode selection (BT, AUX, USB, SD), numeric keypad, mute, volume control, EQ, repeat, and folder navigation.
- Power Button (⏻): Turns the speaker on or off.
- Play/Pause (⏸): Plays or pauses audio playback.
- Stop (⏹): Stops audio playback.
- Previous (⏮): Skips to the previous track/station.
- Next (⏭): Skips to the next track/station.
- BT: Selects Bluetooth mode.
- AUX: Selects AUX input mode.
- USB: Selects USB playback mode.
- SD: Selects SD card playback mode.
- Numeric Keypad (0-9): For direct track selection or FM frequency input.
- MUTE: Mutes or unmutes the audio.
- VOL +/-: Adjusts the volume level.
- EQ: Cycles through equalizer presets.
- REPEAT: Toggles repeat modes for USB/SD playback.
- FOLDER: Navigates through folders on USB/SD.
5. Setup
5.1 Placement
Place the Soundtower Speaker on a flat, stable surface. For optimal sound quality, position it in a central location within your listening area, away from direct sunlight or heat sources. Ensure there is adequate space around the unit for ventilation.

Figure 5.1: Dimensions of the Trevi XT 104 BT Soundtower Speaker, showing its height of 105cm and base dimensions of 19cm x 19cm.
5.2 Power Connection
- Connect the power cable to the power input port on the rear of the speaker.
- Plug the other end of the power cable into a standard wall outlet.
5.3 Connecting Audio Sources
Bluetooth Connection:
- Turn on the speaker using the power button on the top panel or remote.
- Press the 'BT' button on the remote or the Mode button on the speaker until 'BT' appears on the display. The speaker will enter pairing mode.
- On your Bluetooth-enabled device (smartphone, tablet, etc.), search for Bluetooth devices and select "TREVI XT 104 BT".
- Once paired, you will hear a confirmation sound, and you can now play audio from your device.
AUX-In Connection:
- Connect one end of a 3.5mm audio cable (not included) to the AUX-IN port on the rear of the speaker.
- Connect the other end of the cable to the headphone jack or audio output of your external device (e.g., TV, MP3 player).
- Press the 'AUX' button on the remote or the Mode button on the speaker until 'AUX' appears on the display.
USB/SD Card Connection:
- Insert a USB flash drive or SD card (with MP3 audio files) into the respective slot on the speaker's top panel.
- The speaker will automatically switch to USB or SD mode and begin playing the first compatible audio file. If not, press the 'USB' or 'SD' button on the remote.
6. Operating Instructions
6.1 Power On/Off
Press the power button (⏻) on the remote control or the top panel of the speaker to turn the unit on or off.
6.2 Mode Selection
Press the 'Mode' button on the top panel or the dedicated mode buttons (BT, AUX, USB, SD) on the remote control to switch between Bluetooth, AUX, USB, SD, and FM Radio modes.
6.3 Volume Control
Use the 'VOL +' and 'VOL -' buttons on the remote control to adjust the master volume level.
6.4 EQ Presets
Press the 'EQ' button on the remote control to cycle through the 4 available equalizer presets (e.g., Pop, Rock, Classic, Jazz) to optimize sound for different music genres.
6.5 FM Radio Operation
- Switch to FM Radio mode using the 'Mode' button.
- Press and hold the 'Play/Pause' button (⏸) on the remote to auto-scan and save available FM stations.
- Use the 'Previous' (⏮) and 'Next' (⏭) buttons to navigate through saved stations.
- You can also directly input a frequency using the numeric keypad on the remote.
7. Maintenance
7.1 Cleaning
Wipe the speaker's surface with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish. Avoid spraying liquids directly onto the speaker.
7.2 Storage
If the speaker is not used for an extended period, unplug it from the power outlet and store it in a cool, dry place, away from direct sunlight and extreme temperatures.
8. Troubleshooting Guide
If you encounter any issues with your Trevi XT 104 BT Soundtower Speaker, please refer to the table below for common problems and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power cable not connected; Power outlet not working. | Ensure power cable is securely connected. Try a different power outlet. |
| No sound | Volume too low; Incorrect mode selected; Audio cable loose/damaged; Bluetooth not paired. | Increase volume. Select correct input mode. Check audio cable connections. Re-pair Bluetooth device. |
| Bluetooth connection unstable | Device too far; Obstructions; Interference. | Move device closer to speaker. Remove obstructions. Avoid other wireless devices. |
| USB/SD playback not working | Unsupported file format; Corrupted files; USB/SD card not inserted correctly. | Ensure files are MP3 format. Re-insert USB/SD card. Try a different USB/SD card. |
| Remote control not working | Batteries low/dead; Obstruction between remote and speaker; Remote sensor blocked. | Replace remote batteries. Remove obstructions. Ensure remote sensor on speaker is clear. |
9. Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | 0XT10451 |
| Brand | Trevi |
| Speaker Type | 2.1 Sound Amplification System (Subwoofer, Front Speakers) |
| Speaker Maximum Output Power | 50 Watts |
| Connectivity Technology | Bluetooth, AUX-In (2x 3.5mm), USB, SD |
| Audio Output Mode | Stereo |
| Product Dimensions (W x H x D) | 19 x 105 x 19 cm |
| Product Weight | 5.6 kg |
| EQ Presets | 4 |
| Included Batteries | 1 Lithium Ion battery (for remote, included) |
10. Warranty and Support
This Trevi XT 104 BT Soundtower Speaker comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions, including the warranty period and coverage details.
For technical support, service, or warranty claims, please contact your retailer or the official Trevi customer service. Contact information can typically be found on the Trevi website or on the product packaging.
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