Introduction
Thank you for purchasing the Vieta Pro Round Up Wireless Speaker. This compact and versatile speaker offers a rich audio experience with multiple connectivity options, including Bluetooth, FM Radio, USB, Micro SD, and Auxiliary input. It also features an integrated microphone for hands-free calls. This manual provides detailed instructions to help you get the most out of your device.
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, repair, or modify the speaker yourself. Refer all servicing to qualified personnel.
- Keep the speaker away from water and other liquids.
- Use only the specified charging cable and power adapter (if applicable) to charge the device.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Listen at moderate volume levels to prevent hearing damage.
Package Contents

The package includes the Vieta Pro Round Up wireless speaker, its retail box, a user manual, a USB charging cable, and an auxiliary audio cable. Ensure all items are present upon unboxing.
- Vieta Pro Round Up Wireless Speaker
- USB Charging Cable
- Auxiliary Audio Cable
- User Manual
Product Overview

This image displays the front of the Vieta Pro Round Up speaker, highlighting its control panel. The buttons include Mode (M), Play/Pause, Power, Volume Down (-), and Volume Up (+). A small LED indicator is also visible below the power button.

The top view of the speaker shows its circular mesh grille and the integrated carrying strap, designed for portability and easy attachment to bags or other items.

This side view illustrates the connectivity ports of the speaker, including the DC 5V charging input and the AUX input, protected by a rubber flap.
Control Buttons:
- M (Mode) Button: Switches between Bluetooth, FM Radio, USB, Micro SD, and AUX modes.
- Play/Pause Button: Plays or pauses audio. Also answers/ends calls.
- Power Button: Turns the speaker on/off.
- Volume Down (-) Button: Decreases volume. Long press for previous track/station.
- Volume Up (+) Button: Increases volume. Long press for next track/station.
Setup
1. Charging the Speaker
- Connect the small end of the USB charging cable to the DC 5V port on the speaker.
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will illuminate during charging and turn off when fully charged.
- A full charge provides up to 10 hours of playback time.
2. Powering On/Off
- To power on, press and hold the Power button for a few seconds until you hear an audible prompt.
- To power off, press and hold the Power button again until the speaker turns off.
Operating Instructions
Bluetooth Mode
- Turn on the speaker. It will automatically enter Bluetooth pairing mode (indicated by a flashing LED).
- On your smartphone or tablet, enable Bluetooth and search for available devices.
- Select "Vieta Pro Round Up" from the list of devices.
- Once paired, the LED indicator will stop flashing, and you will hear a confirmation sound.
- You can now play audio from your device through the speaker.
- To disconnect, turn off Bluetooth on your device or power off the speaker.
FM Radio Mode
- Press the M (Mode) button repeatedly until you enter FM Radio mode.
- To auto-scan and save available stations, press the Play/Pause button once. The speaker will scan and store stations automatically.
- To switch between saved stations, long press the Volume Down (-) or Volume Up (+) buttons.
USB/Micro SD Card Playback
- Insert a USB flash drive or a Micro SD card (with audio files) into the corresponding port on the speaker.
- The speaker will automatically switch to USB or Micro SD mode and begin playing audio.
- Use the Play/Pause button to control playback.
- Short press Volume Down (-) or Volume Up (+) to adjust volume. Long press for previous/next track.
AUX Input Mode
- Connect one end of the provided auxiliary audio cable to the AUX port on the speaker.
- Connect the other end to the audio output jack of your external device (e.g., MP3 player, computer).
- The speaker will automatically switch to AUX mode. If not, press the M (Mode) button until AUX mode is selected.
- Control playback and track selection from your connected external device. Volume can be adjusted on both the speaker and the external device.
Voice Call Function
- When connected via Bluetooth, if a call comes in, press the Play/Pause button to answer the call.
- To end a call, press the Play/Pause button again.
- The integrated microphone allows for hands-free communication.
Maintenance
- Cleaning: Use a soft, dry, lint-free cloth to clean the speaker's surface. 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.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is depleted. | Charge the speaker fully. |
| No sound. | Volume is too low; Incorrect mode selected; Device not paired (Bluetooth). | Increase volume on speaker and source device; Press 'M' button to select correct mode; Re-pair Bluetooth device. |
| Bluetooth connection unstable. | Device is too far from speaker; Obstructions between devices. | Move device closer to speaker (within 10 meters); Remove obstructions. |
| FM Radio reception is poor. | Weak signal; Environmental interference. | Move speaker to a location with better signal; Try auto-scanning again. |
| USB/Micro SD not playing. | Unsupported file format; Card/drive not inserted correctly; Corrupted files. | Ensure files are in a supported format (e.g., MP3); Reinsert card/drive; Try different files or media. |
Specifications
- Model Name: VM-BS25BK
- Dimensions: 15.5 x 14.4 x 4.8 cm (6.1 x 5.7 x 1.9 inches)
- Weight: 290 g (0.64 lbs)
- Maximum Speaker Output Power: 10 Watts
- Connectivity Technology: Auxiliary, Bluetooth, USB
- Audio Output Mode: Stereo
- Special Feature: Bluetooth 4.2 audio streaming
- Recommended Uses: Home
- Compatible Devices: Smartphone, Tablet
- Battery Life: Up to 10 hours (approximate, varies with usage)
- Integrated Microphone: Yes, for voice calls
- Additional Features: FM Radio, USB Player, Micro SD Input
Warranty and Support
Vieta Pro products are designed and manufactured to the highest quality standards. For detailed warranty information and customer support, please refer to the warranty card included in your package or visit the official Vieta Pro website. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance or technical support, please contact Vieta Pro customer service through their official channels.