1. Introduction
Thank you for choosing the SHIDU S95 40W Voice Amplifier. This portable and versatile device is designed to provide clear and powerful sound amplification for various settings, including classrooms, meetings, outdoor events, and karaoke. Featuring a wireless microphone, Bluetooth connectivity, and multiple playback options, the S95 ensures your voice is heard with clarity and impact.
2. What's in the Box
- SHIDU S95 Voice Amplifier
- Wireless Microphone
- USB-C Charging Cable
- 3.5mm AUX Cable
- Shoulder Strap
- User Manual
3. Product Overview


Key Features:
- 40W Power Output: Delivers clear and powerful sound, covering up to 22,600 sq.ft (2100 ㎡) for audiences of 300+ people.
- Wireless UHF Microphone: Provides stable signal reception and freedom of movement.
- Bluetooth 5.0 Connectivity: Seamlessly connect to your devices for audio playback.
- Multiple Playback Modes: Supports TF card, USB disk, AUX audio input, and FM radio.
- 4000mAh Rechargeable Battery: Offers up to 15 hours of continuous use and can emergency charge mobile devices.
- Echo Adjustment: Enhances vocal effects for singing or presentations.
- Portable Design: Compact and lightweight with a carrying strap for easy transport.
4. Setup Instructions
4.1 Charging the Device
Before first use, fully charge the voice amplifier and wireless microphone.
- Amplifier: Connect the provided USB-C charging cable to the DC 5V port on the amplifier and a compatible USB power adapter (not included). The battery indicator on the screen will show charging status.
- Wireless Microphone: Connect the USB-C charging cable to the microphone's charging port. The blue light will flash during charging and turn solid when fully charged.
4.2 Powering On/Off
- Amplifier: Long press the power button on the amplifier for 3 seconds to turn it on or off.
- Wireless Microphone: Long press the power button on the microphone for 3 seconds. The blue light will turn on.
4.3 Pairing the Wireless Microphone
- Turn on the voice amplifier. It will announce "Bluetooth is waiting for connection."
- Turn on the wireless microphone. The blue light will flash.
- Press the 'M' button on the amplifier three times quickly to switch to UHF mode. The screen will display 'UHF'.
- The microphone and amplifier will automatically pair. A voice prompt will confirm successful connection.
4.4 Video Guide: Unboxing and Setup
This video demonstrates the unboxing process and initial setup of the SHIDU S95 Voice Amplifier, including powering on and pairing the wireless microphone.
5. Operating Instructions
5.1 Volume Controls
- MIC Volume: Rotate the 'MIC.VOL' knob to adjust the microphone volume.
- Music Volume: Rotate the 'MUSIC.VOL' knob to adjust the music playback volume.
- Echo: Rotate the 'ECHO' knob to add or reduce echo effect to the microphone sound.
5.2 Mode Selection
Press the 'M' button on the amplifier to cycle through different modes: Bluetooth, TF Card, USB, AUX, and FM Radio.
5.3 Bluetooth Mode
- Switch the amplifier to Bluetooth mode (indicated by 'BLUE' on the screen).
- Enable Bluetooth on your mobile device and search for 'S95'.
- Select 'S95' to connect. A voice prompt will confirm successful connection.
5.4 TF Card/USB Disk Playback
- Insert a TF card or USB flash drive into the corresponding slot.
- The amplifier will automatically switch to TF/USB mode and begin playing audio files.
- Use the previous/next track buttons to navigate.
5.5 AUX Input
Connect an external audio device (e.g., smartphone, tablet) to the AUX port using the 3.5mm AUX cable. The amplifier will automatically switch to AUX mode for playback.
5.6 FM Radio
- Switch to FM mode using the 'M' button.
- Long press the play/pause button to initiate automatic channel searching.
- Use the previous/next track buttons to switch between saved FM channels.
5.7 Recording Function
Insert a TF card or USB flash drive. Press the 'REC' button to start recording. Press 'REC' again to stop and save the recording. Recordings are saved in MP3 format.
5.8 True Wireless Stereo (TWS) Function
If you have two SHIDU S95 amplifiers, you can pair them for True Wireless Stereo sound.
- Turn on both speakers and ensure they are in Bluetooth mode.
- On one speaker, long press the 'M' button until you hear a prompt indicating TWS pairing mode.
- The two speakers will automatically connect, providing a stereo audio experience.
5.9 Video Guide: Product Features
This video provides a demonstration of the SHIDU S95 Voice Amplifier's various features, including volume controls, mode selection, and connectivity options.
6. Maintenance
- Clean the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the device to extreme temperatures, direct sunlight, or moisture.
- Store the amplifier and microphone in a cool, dry place when not in use.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| No sound from amplifier | Ensure the amplifier is powered on and charged. Check volume levels for both microphone and music. Verify correct mode selection (Bluetooth, AUX, etc.). |
| Wireless microphone not pairing | Ensure both amplifier and microphone are powered on. Switch the amplifier to UHF mode by pressing the 'M' button three times quickly. Make sure the microphone is charged. |
| Bluetooth connection issues | Ensure the amplifier is in Bluetooth mode. Forget 'S95' from your device's Bluetooth settings and try pairing again. Keep devices within range. |
| Poor sound quality/distortion | Adjust microphone and music volume levels. Reduce echo if it's causing feedback. Ensure microphone is not too close to the speaker. |
8. Specifications
| Feature | Detail |
|---|---|
| Output Wattage | 25 Watts (Note: Product title states 40W, specifications list 25W. Please refer to product packaging for definitive wattage.) |
| Power Source | Battery Powered |
| Battery Type | Lithium Ion (4000mAh) |
| Connectivity Technology | AUX, Bluetooth, USB |
| Connector Type | Aux, USB |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Item Weight | 2.58 Pounds |
| Number of Channels | 1 |
| Audio Input | TF card/USB/TYPE-C charging port/Microphone port |
| Frequency Response | 18 KHz |
| Noise Level | 70 Decibels |
| Impedance | 4 Ohms |
| Size | 7.55*6.45*3.3 inches |
9. Warranty and Support
SHIDU offers a 36-month warranty for this product. For any questions or support needs, please contact SHIDU customer service. Refer to the product packaging or the official SHIDU website for contact details.