JAPOUCA K71
JAPOUCA K71 Portable Karaoke Machine and Party Speaker User Manual
Model: K71 | Brand: JAPOUCA
Introduction
Thank you for choosing the JAPOUCA K71 Portable Karaoke Machine and Party Speaker. This all-in-one system is designed to deliver rich, balanced, and immersive sound with its dual 8-inch woofers and dual 2.5-inch tweeters. Equipped with Bluetooth 5.3 and two professional wireless microphones, it offers stable, low-latency connectivity for various entertainment needs. This manual provides essential information for setting up, operating, and maintaining your device to ensure optimal performance and enjoyment.
Key Features:
- All-in-One Karaoke System: Bluetooth 5.3, dual 8-inch woofers, dual 2.5-inch tweeters for powerful sound.
- Dual Wireless Microphones: Professional mics with stable connectivity and adjustable volume/echo.
- Long-Lasting Battery: High-capacity 18000mAh battery for up to 24 hours of continuous playback.
- Vibrant LED Lights: 9 dynamic lighting modes to match any mood or party vibe.
- Multiple Input Options: Supports USB, TF Card, Auxiliary, and additional mic/instrument inputs.
- User-Friendly Controls: 15 shortcut buttons, four independent volume knobs, and six I/O ports.
What's in the Box
- 1x JAPOUCA K71 Karaoke Machine / Party Speaker
- 2x Wireless Microphones (AA Batteries Required, not included)
- 1x Type-C Charging Cable
- 1x Auxiliary Cable
- 1x Shoulder Strap
- 1x Remote Control (AAA Batteries Required, not included)
- 1x User Manual

Image: JAPOUCA K71 Karaoke Machine and included accessories, including two wireless microphones, charging cable, auxiliary cable, shoulder strap, and remote control.
Setup Guide
1. Charging the Speaker:
- Connect the provided Type-C charging cable to the DC 5V port on the speaker.
- Plug the other end of the cable into a compatible USB power adapter (not included).
- The charging lamp indicator will illuminate during charging. A full charge takes approximately 4 hours and provides up to 24 hours of playback.
Video: Demonstrates connecting the USB-C charging cable to the speaker. The speaker features a charging lamp indicator.
2. Installing Microphone Batteries:
- Unscrew the bottom part of each wireless microphone.
- Insert two AA batteries into each microphone, ensuring correct polarity.
- Screw the bottom part back on securely.

Image: Two wireless microphones included with the JAPOUCA K71 speaker. Each microphone requires two AA batteries.
3. Attaching the Shoulder Strap:
- Locate the two clips on the shoulder strap.
- Attach one clip to each side of the speaker's designated strap loops.
Operating Instructions
1. Powering On/Off:
- Locate the power switch on the control panel.
- Flip the switch to the "ON" position to power on the speaker. The LED display will light up.
- Flip the switch to the "OFF" position to power off the speaker.
2. Connecting via Bluetooth:
- Ensure the speaker is powered on and in Bluetooth mode (indicated by "BLUE" on the display). If not, press the "MODE" button to cycle through modes.
- On your smartphone, tablet, or other Bluetooth-enabled device, search for available Bluetooth devices.
- Select "K71" (or similar model name) from the list to pair. A confirmation sound will indicate successful pairing.
3. Using Wireless Microphones:
- Turn on each microphone using its power switch. The microphone's display will show its channel and frequency.
- The microphones will automatically connect to the speaker.
- Adjust microphone volume using the +/- buttons on the microphone or the "Mic. Vol" knob on the speaker.
- Use the "Echo" knob on the speaker to add reverb effects to your vocals.
4. Controlling LED Lights:
- Press the "LED" button on the control panel to cycle through 9 dynamic lighting modes.
- The lights can react to the music or display static colors.

Image: The JAPOUCA K71 speaker showcasing its vibrant, multi-color LED lighting effects around the woofer.
5. Adjusting Sound:
- Use the "Master" volume knob to control the overall sound output.
- Adjust "Bass" and "Treble" knobs to fine-tune the audio to your preference.
6. Other Input Modes:
- USB/TF Card: Insert a USB drive or TF card into the respective ports to play stored music. Use the numbered buttons (1-9) or Prev/Next buttons to navigate tracks.
- AUX: Connect an external audio device using the provided auxiliary cable to the "Aux" port.
- Mic/Instrument: Plug in an additional wired microphone or musical instrument into the dedicated 1/4" input jack.
Maintenance
- Keep the speaker and microphones clean by wiping them with a soft, dry cloth.
- Avoid exposing the device to extreme temperatures, direct sunlight, or moisture.
- Store the device in a cool, dry place when not in use.
- Ensure microphones are powered off and batteries removed if storing for extended periods to prevent leakage.
Troubleshooting
| Problem | Solution |
|---|---|
| No power | Ensure the speaker is fully charged. Check the power switch is in the "ON" position. |
| No sound from speaker | Check master volume. Ensure the correct input mode is selected (Bluetooth, AUX, USB, TF Card). Verify the connected device's volume. |
| Microphones not working | Ensure microphones have fresh AA batteries and are powered on. Check microphone volume knobs on both the mic and speaker. |
| Bluetooth pairing issues | Make sure the speaker is in Bluetooth mode. Turn off and on Bluetooth on your device. Move closer to the speaker. |
| LED lights not working | Press the "LED" button to activate or cycle through lighting modes. |
Specifications
- Brand: JAPOUCA
- Model Name: K71
- Special Feature: Auto EQ, RGB Light, Echo, REC
- Color: Black
- Power Source: Battery Powered (18000mAh)
- Battery Life: Up to 24 hours
- Charging Time: Approximately 4 hours (fast charge)
- Speaker Configuration: Dual 8" Woofers, Dual 2.5" Tweeters
- Item Dimensions (D x W x H): 12.87"D x 12.9"W x 28.9"H
- Connectivity: Bluetooth 5.3, USB, TF Card, AUX, Mic/Instrument Input
- Included Components: Karaoke Machine, 2 Wireless Microphones, Type-C Charging Cable, Auxiliary Cable, Shoulder Strap, Remote Control
Warranty and Support
The JAPOUCA K71 Karaoke Machine comes with a 1-year warranty from the manufacturer, JAPOUCA. For any product inquiries, technical support, or warranty claims, please contact JAPOUCA customer service through your retailer or the official JAPOUCA website.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.