1. Introduction
Thank you for choosing the Dnil S7-YX Portable Bluetooth Speaker. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
2. Product Features
- True Wireless Stereo (TWS) Mode: Connect two identical speakers for synchronized, powerful stereo sound.
- Multi-function Connectivity: Supports Bluetooth 5.0, Micro TF card, Flash USB, and AUX connections.
- Wide Compatibility: Compatible with Android phones, iPhones, iPads, TVs, and PCs.
- Long Battery Life: Built-in rechargeable Li-ion battery provides up to 8 hours of continuous music playback.
- Colorful RGB Lights: Features dynamic RGB lighting that syncs with music, perfect for party environments.
- 3D HD Stereo Sound: Delivers immersive 360-degree surround sound with rich bass and minimal distortion.
3. Package Contents
- Dnil S7-YX Portable Bluetooth Speaker
- Microphone
- USB Charging Cable
- User Manual
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker using the provided USB charging cable. Connect the USB cable to the speaker's charging port and a compatible USB power adapter (not included). The charging indicator will show the charging status.
4.2 Powering On/Off
Press and hold the power button located on the control panel to turn the speaker on or off.
5. Operating Instructions
5.1 Bluetooth Pairing
- Turn on the speaker. It will automatically enter Bluetooth pairing mode.
- Enable Bluetooth on your device (smartphone, tablet, etc.).
- Search for "S7" in the list of available Bluetooth devices and select it to connect.
- A confirmation sound will indicate successful pairing.

Image: A smartphone screen showing successful Bluetooth pairing with the 'S7' speaker.
5.2 True Wireless Stereo (TWS) Mode
To experience enhanced stereo sound, you can connect two Dnil S7-YX speakers together:
- Ensure both speakers are turned on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), press and hold the TWS button (if available, otherwise refer to the specific button for TWS pairing in the product diagram).
- The speakers will attempt to connect to each other. A confirmation tone will indicate successful TWS pairing.
- Connect your device to the primary speaker via Bluetooth as described in section 5.1.

Image: Illustration of two speakers connected wirelessly to a TV, demonstrating TWS mode.
5.3 RGB Light Modes
The speaker features colorful RGB lights. Press the Light Mode button (refer to product diagram for exact location) to cycle through different lighting effects or turn them off.

Image: People enjoying music with the speaker's dynamic LED light show.
5.4 Multiple Audio Inputs (USB/TF/FM/AUX)
The speaker supports various audio sources:
- USB/TF Card: Insert a USB flash drive or TF (Micro SD) card into the respective port. The speaker will automatically detect and play audio files.
- FM Radio: Switch to FM mode. The speaker will automatically scan and save available radio stations. Use the navigation buttons to switch between stations.
- AUX Input: Connect an external audio device using a 3.5mm AUX cable to the AUX port. The speaker will switch to AUX mode.

Image: Visual representation of the speaker's multiple connectivity options.
5.5 Microphone Usage
Connect the microphone to the designated microphone input port on the speaker. Adjust microphone volume using the speaker's controls or the microphone itself, if applicable.
5.6 Volume Control
Long press the volume "+" or "-" buttons on the speaker to adjust the volume. The volume will change continuously as long as the button is held down.
6. Charging and Battery Life
The speaker is equipped with a rechargeable Li-ion battery, offering up to 8 hours of playback time. Actual playtime may vary based on volume level, audio content, and usage patterns. Recharge the speaker when the battery indicator shows low power.
7. Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the speaker away from water, moisture, and extreme temperatures.
- Store the speaker in a cool, dry place when not in use for extended periods.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on | Low battery | Charge the speaker fully. |
| No sound | Volume too low; Incorrect input mode; Device not paired | Increase volume; Select correct input mode (Bluetooth, AUX, USB, TF, FM); Re-pair Bluetooth device. |
| Bluetooth connection unstable | Distance too far; Obstacles; Interference | Move device closer to speaker; Remove obstacles; Avoid interference sources. |
| TWS pairing fails | Speakers already paired to other devices; Too far apart | Ensure both speakers are unpaired from other devices; Place speakers close together during pairing. |
9. Specifications
- Brand: Dnil
- Model Number: S7-YX
- Connectivity Technology: Bluetooth
- Power Source: Battery Powered
- Connector Type: Aux, USB
- Material: Plastic
- Item Weight: 1.05 Kilograms (2.31 pounds)
- Number of Channels: 2
- Audio Input: USB, TF, AUX, FM, TWS
- Package Dimensions: 10.47 x 6.3 x 5.08 inches
- Batteries: 1 9V batteries required. (included)
- Color: Black
- Compatible Devices: AUX, PC, Smartphone, TF Card, Television, USB, iPad
- Mounting Type: Floor Standing
10. Safety Information
- Do not disassemble, repair, or modify the speaker.
- Keep out of reach of children.
- Avoid prolonged exposure to direct sunlight or high temperatures.
- Do not expose to water or other liquids.
- Use only the provided charging cable or a certified equivalent.
11. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the product packaging or contact the manufacturer directly through their official website. Keep your purchase receipt as proof of purchase.





