Important Safety Information
WARNING! Not suitable for children under 3 years of age. Choking hazard due to small parts. Please keep the packaging for future reference.
Product Overview
The Lexibook Disney Toy Story 4 Karaoke Player MP300TSZ is a portable music player and karaoke machine designed for children. It features two microphones, Bluetooth connectivity, USB and TF card slots, and an AUX-in jack for versatile audio playback. It also includes voice-changing and recording functions.

Image: Front view of the Lexibook Disney Toy Story 4 Karaoke Player with both microphones attached, showcasing the control panel and Toy Story 4 characters.
Setup
1. Power Supply
- Battery Installation: The unit requires 4 x LR14/C batteries (not included). Open the battery compartment on the back of the unit, insert the batteries according to the polarity markings, and close the compartment securely.
- USB Power: Alternatively, connect the included USB cable to the unit's USB power input and to a compatible USB power source (e.g., a USB wall adapter or computer USB port).
2. Connecting Microphones
The two microphones are typically pre-connected. Ensure their cables are securely plugged into the microphone jacks on the sides of the unit.
3. Turning On the Unit
Locate the ON/OFF switch on the back of the unit and slide it to the 'ON' position.

Image: Rear view of the karaoke player, highlighting the USB, AUX-in, headphone, Micro SD ports, and the ON/OFF switch.
Operating Instructions
1. Selecting Audio Source (MODE Button)
Press the MODE button on the front panel to cycle through available audio sources:
- Bluetooth: Connect wirelessly to a smartphone, tablet, or other Bluetooth-enabled device. The unit will enter pairing mode.
- USB: Insert a USB flash drive containing MP3 audio files into the USB port.
- TF Card: Insert a TF (Micro SD) card (up to 32GB) containing MP3 audio files into the TF card slot.
- AUX-in: Connect an external audio device (e.g., MP3 player, phone) using a 3.5mm audio cable (not included) to the AUX-in jack.
2. Music Playback Controls
Use the buttons on the front panel:
- Play/Pause (►▮): Press to play or pause the current track.
- Previous Track (◀◀): Press to go to the beginning of the current track or the previous track.
- Next Track (►►): Press to skip to the next track.
- Volume Up (+): Increase the music volume.
- Volume Down (-): Decrease the music volume.
3. Microphone Functions
- Singing: Use the two included microphones to sing along to your music.
- Voice Changer: Press the button on the microphone to cycle through 2 available voice tones: a very high-pitched voice or a very low-pitched voice.
- Recording: Press the REC button on the unit to record your singing. Ensure a USB drive or TF card is inserted to save recordings.

Image: Two children happily using the Lexibook Disney Toy Story 4 Karaoke Player, each holding a microphone and singing.
4. Headphone Use
Connect headphones (not included) to the headphone jack on the back of the unit for private listening.
Maintenance
- Cleaning: Wipe the unit with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Care: Remove batteries if the unit will not be used for an extended period to prevent leakage. Dispose of used batteries responsibly.
- Storage: Store the unit in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
- No Power: Ensure batteries are correctly installed and not depleted, or that the USB cable is securely connected to a working power source. Check the ON/OFF switch.
- No Sound from Speakers: Check the volume level using the '+' button. Ensure the correct audio source is selected. If using AUX-in, check the cable connection and the volume on the external device.
- Microphone Not Working / Low Volume: Ensure microphones are securely plugged in. Increase the main volume. Some users have reported that microphone volume can be low; ensure you are speaking directly into the microphone.
- Bluetooth Pairing Issues: Ensure the unit is in Bluetooth mode and discoverable. Turn off and on Bluetooth on your external device and try pairing again.
- Recording Not Working: Ensure a compatible USB drive or TF card with sufficient free space is inserted.
Specifications
| Feature | Specification |
|---|---|
| Brand | Lexibook |
| Model | MP300TSZ |
| Color | Blue/Yellow |
| Product Dimensions | 27.9 x 8.1 x 21.2 cm |
| Item Weight | 526.17 grams |
| Voltage | 5 Volt |
| Compatible Devices | Audio Playback Devices |
| Special Features | Bluetooth, Wireless, Recording, Voice Changer |
| Audio Inputs | USB, TF Card (up to 32GB), AUX-in |
| Power Supply | 4 x LR14/C batteries (not included) or USB cable (included) |
| Included Components | USB Cable, 2 Microphones |
| Recommended Use | Home use |
Warranty and Support
For warranty information and customer support, please refer to the documentation provided with your purchase or contact Lexibook customer service directly. Keep your proof of purchase for any warranty claims.





