1. Introduction
This manual provides essential instructions for the safe and effective use of your LEXiBOOK Unicorn Portable Karaoke Digital Player, model MP320UNIZ. Please read this manual thoroughly before operating the device and retain it for future reference.
1.1 Package Contents
- 1 x LEXiBOOK Unicorn Portable Karaoke Digital Player
- 2 x Microphones
- 1 x USB-C Charging Cable
- 1 x AUX-IN Cable
- User Manual
1.2 Safety Information
- Recommended age for use: 3 years and up.
- Do not expose the device to water or excessive moisture.
- Avoid dropping or subjecting the device to strong impacts.
- Use only the provided charging cable or a certified equivalent.
- Keep out of reach of very young children to prevent choking hazards from small parts.
2. Product Overview
The LEXiBOOK Unicorn Portable Karaoke Digital Player is designed for interactive musical entertainment. It features dual microphones, Bluetooth connectivity, various audio input options, and fun voice effects.
Figure 1: Front view of the Karaoke Player
2.1 Key Features
- Portable Design: Easy to carry with an integrated handle.
- Dual Microphones: Two wired microphones for duets.
- Bluetooth Connectivity: Wirelessly stream music from compatible devices.
- Multiple Audio Inputs: AUX-IN, USB port, and TF/micro SD card slots for external music sources.
- Recording Function: Record your singing performances.
- Voice Changer: Three voice effects (high-pitched, deep-pitched, echo).
- Multicolour Light Effects: Integrated lights enhance the karaoke experience.
- Rechargeable Battery: Built-in 1,200 mAh battery, charged via USB-C.
- Storage Compartment: Rear compartment for cable storage.
3. Getting Started
3.1 Charging the Battery
- Locate the USB-C charging port on the back of the unit.
- Connect the provided USB-C cable to the charging port and the other end to a compatible USB power adapter (not included) or a computer USB port.
- The charging indicator light will illuminate (refer to device for specific light behavior).
- Allow approximately 3-4 hours for a full charge. The indicator light will change or turn off when charging is complete.
3.2 Connecting Microphones
The two microphones are pre-attached to the side holders. Ensure their cables are securely plugged into the microphone jacks on the unit.
3.3 Powering On/Off
Press and hold the Power button (usually located on the front or top panel) for a few seconds to turn the device on or off. The display will light up when the device is powered on.
Figure 2: Rear view with connection ports
4. Operating Instructions
4.1 Playing Music
The player supports multiple methods for playing music:
4.1.1 Bluetooth Mode
- Turn on the karaoke player.
- Press the 'MODE' button until 'BT' appears on the display, indicating Bluetooth mode.
- On your Bluetooth-enabled device (smartphone, tablet), search for available devices and select 'LEXiBOOK MP320UNIZ'.
- Once paired, you can play music from your device, and it will stream through the karaoke player.
Figure 3: Bluetooth connection
4.1.2 USB / Micro SD Card Mode
- Insert a USB flash drive or a micro SD card (up to 32 GB) containing MP3 audio files into the respective port/slot on the back of the unit.
- Press the 'MODE' button to cycle through modes until the display indicates USB or SD card mode.
- Use the playback control buttons (Play/Pause, Next, Previous) to manage your music.
4.1.3 AUX-IN Mode
- Connect one end of the provided AUX-IN cable to the AUX-IN jack on the karaoke player.
- Connect the other end to the headphone jack or audio output of an external audio device (e.g., MP3 player, CD player).
- Press the 'MODE' button to select AUX-IN mode.
- Control music playback from your external audio device.
4.2 Using Microphones
Once the device is powered on and music is playing, simply speak or sing into the microphones. Adjust the microphone volume using the dedicated volume controls on the unit (if available) or the main volume controls.
4.3 Recording Function
- Ensure a USB flash drive or micro SD card is inserted for storage.
- Press the 'REC' button to start recording your voice along with the playing music.
- Press 'REC' again to stop recording. Your recording will be saved to the inserted storage device.
Figure 4: Recording and Voice Changer controls
4.4 Voice Changer Function
Press the 'Voice Changer' button (often indicated by a microphone icon with an arrow) to cycle through the available voice effects: high-pitched, deep-pitched, and echo. Press the button repeatedly to select your desired effect or to turn it off.
4.5 Multicolour Light Effects
The device features integrated multicolour light effects. Press the 'Light' button (often indicated by a light bulb icon) to turn the lights on or off, or to cycle through different light patterns if available.
Figure 5: Multicolour light effects in action
5. Maintenance and Care
5.1 Cleaning
- Always power off and unplug the device before cleaning.
- Wipe the exterior surfaces with a soft, dry cloth.
- Do not use abrasive cleaners, solvents, or strong chemicals.
5.2 Storage
When not in use, store the karaoke player in a cool, dry place away from direct sunlight. Utilize the integrated storage compartment on the back of the unit to neatly store cables.
Figure 6: Rear storage compartment for cables
5.3 Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- Charge the device regularly, even if not in frequent use.
- Do not attempt to replace the internal rechargeable battery yourself. Contact customer support if battery issues arise.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Battery is depleted. | Charge the device for at least 30 minutes. |
| No sound from speakers. | Volume is too low or muted. Incorrect mode selected. | Increase volume. Ensure correct input mode (Bluetooth, USB, AUX) is selected. |
| Microphones not working. | Microphones not properly connected. Microphone volume too low. | Check microphone cable connections. Increase microphone volume. |
| Bluetooth pairing fails. | Device is too far from the player. Player is not in Bluetooth mode. | Ensure devices are within range. Select Bluetooth mode on the player. Restart both devices. |
| Recording not saving. | No USB drive or micro SD card inserted. Storage device is full or corrupted. | Insert a compatible USB drive or micro SD card. Check storage capacity or try a different storage device. |
7. Specifications
- Model Number: MP320UNIZ
- Product Dimensions: 10.98 x 3.19 x 8.35 inches
- Item Weight: 1.58 pounds
- Power Source: 1,200 mAh Rechargeable Battery (USB-C charging)
- Connectivity: Bluetooth, USB, TF/Micro SD, AUX-IN
- Storage Support: TF/Micro SD card up to 32 GB
- Manufacturer: LEXIBOOK
- Release Date: September 2, 2021
- Color: Multicolour, Pink
8. Warranty and Support
8.1 Warranty Information
Warranty details for your LEXiBOOK Unicorn Portable Karaoke Digital Player are typically included with your purchase documentation. Please refer to the warranty card or contact your retailer for specific terms and conditions.
8.2 Customer Support
For further assistance, technical support, or inquiries regarding your product, please visit the official LEXiBOOK store or contact their customer service department. You can find more information at the LEXiBOOK Store on Amazon.
