1. Introduction
Thank you for purchasing the Gesnada Portable Karaoke Machine. This device combines a powerful Bluetooth speaker with a PA system, featuring two wireless microphones and dynamic LED lights, designed for various entertainment scenarios. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your product. Please read this manual thoroughly before use and retain it for future reference.

Image 1.1: Front view of the Gesnada Karaoke Machine, showcasing its portable design and integrated LED light ring.
2. Package Contents
Please check the package carefully to ensure all items are present and in good condition:
- 1 x Gesnada Karaoke Machine
- 2 x Wireless Microphones
- 1 x Charging Cable
- 1 x AUX Cable
- 1 x Remote Control
- 1 x User Manual (this document)
- 1 x Shoulder Strap
3. Product Overview
The Gesnada Karaoke Machine is designed for high-quality audio output and versatile connectivity. It features a robust speaker system and intuitive controls.
3.1. Key Components
- Speaker System: Equipped with an upgraded 6-inch subwoofer and a 2-inch tweeter for clear and balanced sound with 40W output power.
- Wireless Microphones: Two interference-resistant microphones for vocal performance.
- LED Lights: Dynamic RGB lighting effects that synchronize with music.
- Control Panel: Multifunctional buttons and knobs for volume, echo, EQ, and mode selection.
- Connectivity: Supports Bluetooth 5.3, Micro TF card, USB drive, AUX input, and FM radio.
- Portability: Integrated handle and included shoulder strap for easy transport.

Image 3.1: Internal speaker components, highlighting the 6-inch bass speaker and 2-inch treble speaker for superior sound quality.
3.2. Control Panel Layout
Refer to the image below for a detailed view of the control panel and its functions.

Image 3.2: Detailed view of the control panel, indicating volume (VOL) and microphone (MIC) controls, along with various function buttons.
- VOL Knob: Adjusts the main speaker volume.
- MIC Knob: Adjusts the microphone volume.
- ECHO Knob: Adjusts the echo effect for microphones.
- EQ Button: Cycles through equalizer presets.
- MODE Button: Switches between Bluetooth, AUX, USB, TF card, and FM radio modes.
- REC Button: Initiates recording function.
- TWS Button: Activates True Wireless Stereo pairing.
- Voice Change Buttons: Activates various voice-changing effects.
- Play/Pause Button: Controls media playback.
- Previous/Next Track Buttons: Navigates media tracks.
4. Setup
4.1. Initial Charging
- Before first use, fully charge the karaoke machine. Connect the provided charging cable to the DC 5V input port on the machine and to a compatible USB power adapter (not included).
- The charging indicator light will illuminate during charging and turn off when fully charged.
- A full charge typically provides 8-10 hours of continuous use.
4.2. Powering On/Off
- To power on, press and hold the Power button on the control panel until the display illuminates.
- To power off, press and hold the Power button again.

Image 4.1: The machine's display indicating 'Poweron' status, with dynamic equalizer visuals.
4.3. Microphone Setup
- Insert 2 AA batteries (not included) into each wireless microphone, ensuring correct polarity.
- Power on the microphones. They should automatically pair with the karaoke machine. If not, briefly press the power button on the microphone to initiate pairing.
- Adjust microphone volume using the MIC knob on the main unit.
5. Operating Instructions
5.1. Bluetooth Mode
- Turn on the karaoke machine. It will automatically enter Bluetooth pairing mode, indicated by a flashing Bluetooth icon on the display.
- On your mobile phone, tablet, or computer, enable Bluetooth and search for available devices.
- Select "Gesnada Karaoke" (or similar name) from the list to pair. A confirmation sound will indicate successful pairing.
- You can now play audio from your device through the karaoke machine.
5.2. AUX Input Mode
- Connect one end of the provided AUX cable to the AUX input port on the karaoke machine.
- Connect the other end to the audio output jack of your external device (e.g., smartphone, MP3 player).
- Press the MODE button on the karaoke machine until "AUX" is displayed.
- Audio from your external device will now play through the machine.
5.3. USB/TF Card Mode
- Insert a USB flash drive or a Micro TF card (with pre-loaded MP3 audio files) into the respective port on the karaoke machine.
- The machine will automatically switch to USB or TF card mode and begin playing audio. If not, press the MODE button to select the correct source.
- Use the Play/Pause and Previous/Next Track buttons to control playback.
5.4. FM Radio Mode
- Press the MODE button until "FM" is displayed.
- Press the Play/Pause button to automatically scan and save available FM radio stations.
- Use the Previous/Next Track buttons to navigate between saved stations.
5.5. True Wireless Stereo (TWS) Function
The TWS function allows you to pair two Gesnada Karaoke Machines for a stereo sound experience.
- Ensure both karaoke machines are powered on and in Bluetooth mode, but not connected to any other device.
- On one of the machines (this will be the primary unit), press the TWS button. It will search for the second unit.
- Once connected, a confirmation sound will be heard, and the display will indicate TWS mode.
- Now, connect your Bluetooth device to the primary karaoke machine. Audio will play in stereo through both units.

Image 5.1: Illustration of two karaoke machines connected via TWS for enhanced surround sound, ideal for home entertainment.
5.6. Voice Changing Effects
The machine includes four voice-changing effects to add fun to your karaoke sessions.
- While using the microphone, press the dedicated Voice Change buttons on the control panel.
- Cycle through the available effects to find your preferred voice modification.
5.7. LED Light Control
The integrated LED lights enhance the party atmosphere.
- The LED lights automatically activate when the machine is powered on.
- They synchronize with the music rhythm, creating dynamic visual effects.
- Specific buttons on the control panel or remote control may allow cycling through different light modes or turning them off. Refer to the remote control section for details.
6. Maintenance
6.1. Cleaning
- Ensure the device is powered off and unplugged before cleaning.
- Use a soft, dry cloth to wipe the exterior surfaces.
- Do not use abrasive cleaners, waxes, or solvents, as these may damage the finish.
- Avoid getting moisture into any openings.
6.2. Storage
- Store the karaoke machine in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, charge the battery every 3-6 months to maintain its health.
- Remove batteries from wireless microphones if not used for a long time to prevent leakage.
7. Troubleshooting
If you encounter any issues, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted; Power button not pressed correctly. | Charge the machine fully; Press and hold the Power button for 3-5 seconds. |
| No sound from speaker | Volume too low; Incorrect mode selected; Device not paired (Bluetooth). | Increase VOL knob; Press MODE button to select correct input; Re-pair Bluetooth device. |
| Microphone not working | Microphone batteries depleted; Microphone not paired; MIC volume too low. | Replace microphone batteries; Power cycle microphone to re-pair; Increase MIC knob. |
| Bluetooth pairing failed | Machine already paired; Device too far; Interference. | Disconnect from other devices; Ensure device is within 10 meters; Move away from other electronic devices. |
| TWS connection failed | One machine already paired to a device; Machines too far apart. | Ensure both machines are in Bluetooth mode and not connected to other devices before initiating TWS; Place machines closer. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | B0DGGCKVHP |
| Brand | Gesnada |
| Output Power | 40W |
| Speaker Configuration | 6-inch Subwoofer, 2-inch Tweeter |
| Connectivity | Bluetooth 5.3, AUX, USB, Micro TF Card, FM Radio |
| Battery Capacity | 6000mAh Lithium Ion |
| Battery Life | 8-10 hours (approx.) |
| Microphones | 2 Wireless Microphones (AA battery powered) |
| Dimensions (L x W x H) | 12.5 x 5.7 x 13.1 inches |
| Weight | 5.7 pounds |
| Color | Black-D |
9. Warranty and Support
Gesnada products are manufactured to high-quality standards. For specific warranty information, please refer to the documentation included with your purchase or contact the seller directly. If you experience any issues or have questions regarding your Gesnada Karaoke Machine, please contact Gesnada Audio customer support through your purchase platform for assistance.
For further assistance, you may visit the Gesnada Store on Amazon.