1. Introduction
This manual provides detailed instructions for the safe and efficient use of your Tecno Squre S1 Bluetooth Speaker. Please read this manual thoroughly before operating the device and retain it for future reference. The Tecno Squre S1 is a compact and wireless audio solution designed for portable music enjoyment, featuring multi-compatibility modes, up to 10 hours of playtime, deep bass, and superior audio quality.
2. Package Contents
Upon unboxing, please verify that all items listed below are present and in good condition:
- 1x Tecno Squre S1 Bluetooth Speaker
- 1x Charging Cable (Micro USB)
- 1x User Manual

Image: Tecno Squre S1 Bluetooth Speaker in its retail packaging, showing the product and its box.
3. Product Overview
The Tecno Squre S1 features a compact, square design with a durable mesh grille and integrated controls. It includes various ports for versatile connectivity.

Image: Front view of the Tecno Squre S1 Bluetooth Speaker, showcasing its compact design and speaker grille.
Controls and Ports
Familiarize yourself with the speaker's controls and ports:
- Power Button: Used to turn the speaker ON/OFF.
- Volume Buttons: Adjust volume up (+) and down (-).
- Play/Pause Button: Controls media playback.
- USB-A Port: For USB drive playback.
- TF Card Slot: For microSD card playback.
- Micro USB Charging Port: For charging the speaker.

Image: Rear view of the Tecno Squre S1 Bluetooth Speaker, highlighting the USB-A port, TF card slot, ON/OFF switch, and Micro USB charging port.
4. Setup and Initial Use
4.1 Powering On/Off
- To power on, slide the ON/OFF switch to the 'ON' position. An indicator light will illuminate.
- To power off, slide the ON/OFF switch to the 'OFF' position. The indicator light will turn off.
4.2 Bluetooth Pairing
To connect your Tecno Squre S1 speaker to a Bluetooth-enabled device:
- Ensure the speaker is powered on and in Bluetooth mode (usually indicated by a flashing blue light).
- On your device (smartphone, tablet, laptop), navigate to the Bluetooth settings.
- Search for available devices. The speaker will appear as "TECNO-Squre-S1".
- Select "TECNO-Squre-S1" to pair. Once connected, the indicator light will typically become solid blue, and you may hear an audible confirmation.
Video: An overview of the Tecno Portable Bluetooth Speaker, demonstrating its features and connectivity options, including Bluetooth pairing.
5. Operating Instructions
5.1 Basic Playback Controls
- Play/Pause: Press the Play/Pause button once to play or pause audio.
- Volume Up: Press and hold the '+' button to increase volume.
- Volume Down: Press and hold the '-' button to decrease volume.
- Next Track: Press the '+' button once to skip to the next track.
- Previous Track: Press the '-' button once to go to the previous track.
5.2 USB and TF Card Playback
The speaker supports direct playback from USB drives and TF (microSD) cards.
- Insert a USB drive into the USB-A port or a TF card into the TF card slot.
- The speaker will automatically detect the storage device and begin playing audio files.
- Use the Play/Pause and Volume/Track buttons to control playback.
6. Charging the Speaker
The Tecno Squre S1 is equipped with a 950 mAh built-in rechargeable battery, providing up to 10 hours of playtime.
- Connect the Micro USB end of the charging cable to the speaker's Micro USB charging port.
- Connect the USB-A end of the charging cable to a compatible USB power source (e.g., wall adapter, computer USB port).
- The charging indicator light will show the charging status (e.g., red for charging, off or blue for fully charged).
- Allow sufficient time for a full charge before first use and when the battery is low.
7. Maintenance
To ensure the longevity and optimal performance of your speaker:
- Keep the speaker away from water, moisture, and extreme temperatures.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid dropping or subjecting the speaker to strong impacts.
- When not in use for extended periods, store the speaker in a cool, dry place and charge it periodically to maintain battery health.
8. Troubleshooting
If you encounter issues with your Tecno Squre S1 speaker, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker using the provided Micro USB cable. |
| Cannot pair via Bluetooth. | Speaker is not in pairing mode or too far from device. | Ensure speaker is on and in Bluetooth mode. Move speaker closer to your device. Forget previous pairings on your device and try again. |
| No sound from speaker. | Volume is too low or device is not connected. | Increase volume on both the speaker and your connected device. Verify successful Bluetooth connection or proper insertion of USB/TF card. |
| USB/TF card not playing. | Unsupported file format or improper insertion. | Ensure audio files are in a supported format (e.g., MP3). Reinsert the USB drive or TF card correctly. |
9. Specifications
Detailed technical specifications for the Tecno Squre S1 Bluetooth Speaker:
| Feature | Specification |
|---|---|
| Brand | Tecno |
| Model Name | Squre S1 |
| Product Dimensions | 9.2 x 4.7 x 9.2 cm |
| Item Weight | 280 g |
| Batteries | 1 Lithium Polymer battery (included) |
| Battery Capacity | 950 mAh |
| Battery Average Life | 10 Hours |
| Hardware Interface | USB |
| Compatible Devices | Laptop, Phone, Tablets |
| Speaker Connectivity | Bluetooth, USB |
| Bluetooth Version | 5.0 |
| Audio Input Compatible | Auxiliary |
| Audio Output Mode | Stereo, Surround |
| Speakers Max Output Power | 52 Watts |
| Wattage | 3 Watts |
| Mounting Type | Tabletop |
10. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Tecno website. Keep your proof of purchase for any warranty claims.

