Important Safety Instructions
- Read all instructions carefully before using the product.
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble, repair, or modify the speaker yourself. Contact qualified service personnel.
- Keep the speaker away from water and liquids, except for its intended IPX6 water-resistant use. Ensure port covers are securely closed.
- Use only the specified charging cable and adapter.
- Keep out of reach of children.
Package Contents
Verify that all items are present in the package:
- Lenyes S876 Bluetooth Speaker
- Power Cable
- Quick Start Guide
- Warranty Card
Product Overview
Familiarize yourself with the speaker's components and controls.

Image: Top view of the Lenyes S876 speaker, highlighting the control panel with buttons and rotary knobs for bass, treble, and volume, along with dynamic RGB lighting.

Image: Internal view of the Lenyes S876 speaker, illustrating the 7.4V/4000mAh battery and speaker drivers, emphasizing long playback capability.
Control Panel Functions
- Power Button: Press and hold to power on/off. Short press to play/pause.
- Mode Button (M): Short press to switch between Bluetooth, AUX, USB, and TF card modes.
- TWS Button: Press to initiate True Wireless Stereo pairing.
- Volume Knobs: Rotate to adjust Bass, Treble, and Master Volume.
- LED Indicators: Display battery level and current mode.
Setup
1. Charging the Speaker
Before first use, fully charge the speaker. The built-in 4000mAh battery provides up to 10 hours of playtime.
- Connect the provided power cable to the charging port on the speaker.
- Connect the other end of the cable to a suitable USB power adapter (not included).
- The LED indicators will show charging status. A full charge typically takes about 4 hours.

Image: Close-up of the speaker's side panel, showing the charging port and a portable carry strap, indicating emergency charging capability.
2. Power On/Off
- To Power On: Press and hold the Power button for 2-3 seconds until the indicator lights illuminate.
- To Power Off: Press and hold the Power button for 2-3 seconds until the indicator lights turn off.
Operating Instructions
1. Bluetooth Pairing
The S876 speaker uses Bluetooth v5.3 for stable wireless connection up to 10 meters.
- Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Lenyes S876" from the list.
- Once paired, the LED indicator will become solid, and you will hear a confirmation tone.
2. True Wireless Stereo (TWS) Pairing
Pair two S876 speakers for an immersive stereo sound experience.
- Ensure both S876 speakers are powered on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), short press the TWS button. The speaker will enter TWS pairing mode.
- The primary speaker will automatically search for and connect to the secondary speaker.
- Once connected, both speakers will emit a confirmation tone, and their TWS indicators will light up.
- Now, connect your device to the primary speaker via Bluetooth as described in "Bluetooth Pairing". Audio will play in stereo through both speakers.

Image: Two Lenyes S876 speakers positioned together, illustrating the True Wireless Stereo (TWS) interconnection feature for enhanced sound.
3. Multi-Connectivity (AUX, USB, TF Card)
The speaker supports multiple audio input options:
- AUX Mode: Connect an audio device using a 3.5mm AUX cable (not included) to the AUX port. Press the Mode (M) button to switch to AUX mode.
- USB Mode: Insert a USB drive with audio files into the USB port. Press the Mode (M) button to switch to USB mode.
- TF Card Mode: Insert a TF (microSD) card with audio files into the TF card slot. Press the Mode (M) button to switch to TF card mode.
4. RGB Lighting Control
The speaker features dynamic RGB lighting effects that can be customized.
- Short press the Light button (if available on your model, otherwise control via app) to cycle through different lighting modes.
- Long press the Light button to turn the lighting on/off.
- For advanced customization, use the Lenyes Audio App.

Image: The Lenyes S876 speaker displaying vibrant RGB lighting effects, enhancing the music listening experience.
5. Lenyes Audio App Control
Download the official Lenyes Audio App for enhanced control over your speaker's settings.
- Search for "Lenyes Audio" in your device's app store (Google Play Store or Apple App Store).
- Install and open the app.
- Ensure your S876 speaker is powered on and connected via Bluetooth to your device.
- Within the app, you can adjust EQ settings, customize RGB lighting effects, and access other functions.

Image: A smartphone displaying the Lenyes Audio App interface, showing options for EQ adjustment, lighting control, and other features for the S876 speaker.
6. Power Bank Function
The S876 speaker can also function as a power bank to charge your mobile devices.
- Connect your smartphone or other small USB-powered device to the speaker's USB output port using a compatible charging cable.
- The speaker will begin charging your device.
Maintenance
1. Cleaning
- Wipe the speaker with a soft, damp cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Ensure all ports are dry before charging or connecting other devices.
2. Water Resistance (IPX6)
The Lenyes S876 speaker is IPX6 water-resistant, meaning it can withstand strong water jets and splashes. It is not designed for submersion.
- Ensure all port covers are securely closed before exposing the speaker to water.
- Do not submerge the speaker in water.
- After exposure to water, wipe the speaker dry before charging or using ports.

Image: The Lenyes S876 speaker being splashed with water, highlighting its IPX6 water-resistant design suitable for outdoor and wet environments.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery; Power button not held long enough. | Charge the speaker fully. Press and hold the Power button for 2-3 seconds. |
| Cannot pair via Bluetooth. | Speaker not in pairing mode; Device Bluetooth off; Too far from device. | Ensure speaker is in pairing mode (flashing LED). Turn on Bluetooth on your device. Move speaker closer to device (within 10m). |
| No sound. | Volume too low; Incorrect mode selected; Device not playing audio. | Increase speaker and device volume. Press 'M' button to select correct input mode. Ensure audio is playing on your connected device. |
| TWS pairing fails. | Speakers too far apart; One speaker already connected to another device. | Ensure speakers are close to each other. Disconnect any existing Bluetooth connections from both speakers before initiating TWS pairing. |
Specifications
| Brand | Lenyes |
| Model Number | S876 |
| Speaker Maximum Output Power | 90 Watts |
| Connectivity Technology | Auxiliary, Bluetooth 5.3, TF Card, USB |
| Bluetooth Version | 5.3 |
| Maximum Range | 10 metres |
| Audio Output Mode | Stereo |
| Battery Capacity | 4000mAh |
| Battery Average Life | 10 Hours |
| Battery Charge Time | 4 Hours |
| Water Resistance Level | IPX6 Water Resistant |
| Product Features | Bluetooth 5.3, Built-In Powerbank, RGB Lighting, TWS Function, Water Resistant |
| Item Dimensions (D x W x H) | 12.4D x 23.1W x 11.1H Centimeters |
| Item Weight | 999.99 Grams |
Official Product Video
Video: An official product video showcasing the key features of the Lenyes S876 Bluetooth Speaker, including its design, controls, sound quality, and RGB lighting effects.
Warranty and Support
The Lenyes S876 Bluetooth Speaker comes with a manufacturer's warranty.
- Warranty Period: 1 year limited warranty.
- Coverage: The warranty is non-transferrable and valid for 1 year from the original date of purchase.
- For warranty claims or technical support, please refer to the contact information provided on the Warranty Card included in your package or visit the official Lenyes website.