1. Introduction
The JYX T19 is a versatile and portable karaoke machine designed for entertainment at home or on the go. It features a powerful Bluetooth speaker with dynamic RGB lighting, accompanied by two wireless microphones for an immersive karaoke experience. This manual provides detailed instructions on how to set up, operate, and maintain your JYX T19 Karaoke Machine to ensure optimal performance and enjoyment.

2. Package Contents
Please check the box for the following items:
- 1 x JYX T19 Karaoke Machine
- 2 x Wireless Microphones
- 1 x User Manual (PDF version available at PDF User Manual)
- 1 x Shoulder Strap
- 1 x Type-C Charging Cable
- 1 x AUX Line

3. Product Overview
The JYX T19 features a user-friendly control panel with various knobs and buttons to manage audio playback, microphone settings, and lighting effects. Familiarize yourself with the layout below:

Control Panel Function Description:
- MASTER: Twist the knob right to increase volume, left to decrease volume.
- Priority MIC: Activates microphone priority function.
- PLAY/PAUSE: Short press to pause/continue playback.
- LED: Short press to switch light effects.
- NEXT: Short press for next song, long press for fast forward.
- REC: Short press to start recording (requires USB drive). Long press to play recordings.
- PREV: Short press for previous song, long press for fast rewind.
- Accompany: Activates accompaniment function.
- MODE/LOOP: Short press to switch between BT, TF card, USB, and AUX modes. Long press to switch between single-track loop and all-track loop (default is all-track).
- Voice Change: Activates voice changing effects.
- Live Inline: Short press to turn speaker sound on/off during live streaming.
- Number key (0-9): Used to quickly select songs from USB/TF. For example, press '3' for the 3rd song, '1' then '2' for the 12th song.
- ECHO: Adjusts microphone reverb volume.
- Instrument VOL: Adjusts instrument volume.
- BASS: Adjusts bass level.
- MIC JACK: Input for wired microphones.
- INSTRUMENT JACK: Input for instruments (e.g., guitar).
- TF CARD PORT: Slot for Micro TF card.
- USB PORT: Slot for USB drive.
- AUX: Auxiliary input port.
- LIVE: Live streaming port.
- Charging Lamp: Red while charging, green when fully charged.
- Charging Input: DC 5V (Type-C).
- POWER ON/OFF: Main power switch.
- MIC.VOL: Adjusts microphone volume.
4. Initial Setup
Charging the Device:
Before first use, fully charge the karaoke machine. Connect the provided Type-C charging cable to the Charging Input (23) on the device and to a compatible 5V power adapter. The Charging Lamp (22) will be red while charging and turn green once fully charged. A full charge takes approximately 4 hours and provides over 12 hours of playback time.

Powering On/Off:
To power on the device, switch the POWER ON/OFF (24) button to the 'ON' position. To power off, switch it to 'OFF'.
5. Operating Instructions
Bluetooth Playback:
- Turn on the device using the POWER ON/OFF switch (24).
- Repeatedly press the MODE/LOOP button (9) until the device enters BT mode.
- On your mobile device, open Bluetooth settings and search for 'T19'.
- Select 'T19' to connect. A successful connection will be indicated by an audible prompt.
- Open your music application on your phone and start playing music.
Note: Ensure your phone's volume is set to an appropriate level. To disconnect or reconnect Bluetooth, long-press the PLAY/PAUSE button (3).
Music Playback (USB/TF Card):
- Insert an SD card into the TF CARD PORT (18) or a USB drive into the USB PORT (19).
- Press the MODE/LOOP button (9) to switch to TF card mode or USB mode. The device will automatically start playing MP3 songs.
- Use the PLAY/PAUSE button (3) to pause or resume playback.
- Press the PREV (7) or NEXT (5) buttons to switch songs.
- Adjust the volume using the MASTER knob (1).
- To select a specific song, use the Number keys (12). For example, to play the 3rd song, press '3'. To play the 12th song, press '1' then '2'. This function only works when playing music from USB or TF.
Audio Input (AUX):
- Connect an audio cable (AUX line) from your external audio device to the AUX port (20) on the karaoke machine.
- Press the MODE/LOOP button (9) to switch to AUX mode.
- Play audio from your external device. Adjust the volume on both the external device and the karaoke machine using the MASTER knob (1).
Microphone Function:
- Insert the wireless microphones (or a wired microphone into MIC JACK (16)) and ensure they are powered on.
- Adjust the microphone volume using the MIC.VOL knob (25).
- Adjust the echo effect using the ECHO knob (13).
- The Priority MIC button (2) can be used to prioritize microphone audio over music.
Note: To avoid howling feedback, keep the microphone away from the speaker. When not in use, turn off or unplug the microphones.
Lighting Function:
Short press the LED button (4) to cycle through different dynamic RGB light effects. The lights will beat to the rhythm of the music.

6. Specifications
| Feature | Specification |
|---|---|
| Brand Name | FanFun |
| Model | T19-T |
| Speaker Type | Portable |
| Input Power | <25 W (15W speakers) |
| Sound Mode | 3D Surround Sound Mode, Stereo Sound Mode, Standard Mode |
| Audio Crossover | Full-Range |
| Number of Loudspeaker Enclosure | 1 |
| Channels | 2 (2.0) |
| Communication | Induction, Bluetooth 5.0 |
| Power Source | USB, Battery |
| Input/Output | USB |
| Battery Playback Time | 6-8 hours (up to 12+ hours) |
| Charging Time | Approx. 4 hours |
| Voice Control | Yes |
| Waterproof | No |
| Support APP | Yes |
| Cabinet Material | Plastic |
| Dimensions (H x W x D) | 39cm x 30.6cm x 21cm (15.35" x 12.05" x 8.27") |
| Weight | 3.31 kg |
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Do not use abrasive cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in use for extended periods.
- Microphone Care: Keep microphones dry and clean. Avoid dropping them or exposing them to excessive moisture.
8. Troubleshooting
Common Issues and Solutions:
- No Power: Ensure the device is fully charged and the POWER ON/OFF switch (24) is in the 'ON' position.
- No Sound: Check the MASTER volume knob (1) and ensure it's turned up. Verify that the correct input mode (BT, USB, TF, AUX) is selected. For Bluetooth, ensure your phone's volume is also up.
- Microphone Howling/Feedback: This is a common acoustic phenomenon. To minimize, keep the microphone away from the speaker and avoid pointing it directly at the speaker. Adjust the ECHO (13) and MIC.VOL (25) settings.
- Bluetooth Connection Issues: Ensure Bluetooth is enabled on your mobile device and the karaoke machine is in BT mode. Try disconnecting and reconnecting by long-pressing the PLAY/PAUSE button (3).
- USB/TF Card Not Playing: Ensure the media is inserted correctly and contains compatible MP3 audio files. Press the MODE/LOOP button (9) to select the correct input mode.
9. User Tips
- For the best sound experience, experiment with the BASS (15) and ECHO (13) controls to suit your music and vocal style.
- When using the recording function, ensure a USB drive is inserted before pressing REC (6).
- The shoulder strap can be attached for easy portability, making it convenient for outdoor gatherings or parties.
- Explore the different light modes by pressing the LED button (4) to enhance the party atmosphere.
10. Safety Information
FCC Compliance Statement:
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Important: Changes or modifications not expressly approved by the manufacturer responsible for compliance could void the user's authority to operate the equipment.
11. Warranty and Support
The JYX T19 Portable Karaoke Machine comes with a 12-month warranty from the date of purchase. If you encounter any issues or require assistance, please contact the seller's customer service. They are available to help with any problems you may experience with your portable karaoke system.