PPMIC MS75
PPMIC MS75 Karaoke Machine User Manual
Portable Bluetooth 5.3 Speaker with 2 Wireless Microphones
1. Introduction
Thank you for choosing the PPMIC MS75 Karaoke Machine. This portable Bluetooth 5.3 speaker system is designed to deliver an immersive audio experience with its powerful 200W output, dual wireless microphones, and advanced features like AI pitch correction and TWS stereo pairing. Whether for home parties, live streams, or outdoor gatherings, the MS75 provides studio-quality sound and versatile connectivity options for endless entertainment.
Please read this manual thoroughly before using the product to ensure proper operation and to maximize its performance and lifespan.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 × PPMIC MS75 Karaoke Machine
- 2 × Wireless Microphones (requires AA batteries, not included)
- 1 × USB Type-C Charging Cable
- 1 × 3.5mm AUX Cable
- 1 × Remote Control
- 1 × Shoulder Strap
- 1 × User Manual (this document)

Image: All components included in the PPMIC MS75 Karaoke Machine package, including the main unit, two wireless microphones, cables, remote control, and shoulder strap.
3. Product Overview
3.1 Main Unit Features
The MS75 karaoke machine is engineered with a robust design and advanced audio components:
- Dual-Driver Separation: Features a 6.5-inch woofer and a 2-inch tweeter operating in isolated acoustic chambers for clear vocals and deep bass.
- Premium Leather Finish: Hand-stitched leather wrap absorbs acoustic resonance and enhances bass.
- Colorful LED Lights: Integrated LED lights on the front and side panels create a dynamic party atmosphere.
- Control Panel: Top-mounted controls for volume, echo, pitch correction, and input selection.

Image: An exploded view diagram illustrating the internal components of the PPMIC MS75 speaker, highlighting the DSP chips, 200W power, 6.5-inch subwoofer, and 2-inch tweeter for superior stereo sound.

Image: The PPMIC MS75 Karaoke Machine showcasing its colorful LED light show, with examples of different light patterns and colors that can be displayed.
3.2 Wireless Microphones
The two included wireless microphones offer clear vocal pickup and a stable connection up to 30 meters. Each microphone features its own volume control and a display for frequency information.
4. Setup Guide
4.1 Charging the Karaoke Machine
Before first use, fully charge the karaoke machine. Connect the provided USB Type-C charging cable to the charging port on the unit and a compatible USB power adapter (not included). The 6000mAh battery provides over 24 hours of playtime on a full charge, with a charging time of approximately 4-5 hours.

Image: The PPMIC MS75 Karaoke Machine with an overlay indicating its massive 6000mAh battery, 4+ hours charging time, and 24+ hours playing time via a Type-C charging port.
4.2 Installing Microphone Batteries
Each wireless microphone requires two AA batteries. Open the battery compartment at the bottom of the microphone, insert the batteries with correct polarity, and close the compartment securely.
4.3 Initial Microphone Pairing
The microphones are pre-paired with the karaoke machine from the factory. Simply power on both the karaoke machine and the microphones, and they will automatically connect. No manual pairing is typically required.

Image: A diagram illustrating the wireless range of the PPMIC MS75 microphone, showing stable UHF signal transmission up to 30 meters, alongside the dimensions of the main karaoke unit.
5. Operating Instructions
5.1 Power On/Off
Press and hold the power button on the control panel to turn the karaoke machine on or off.
5.2 Bluetooth Connection
- Turn on the karaoke machine. It will automatically enter Bluetooth pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for "PPMIC MS75".
- Select "PPMIC MS75" to connect. A voice prompt will confirm successful pairing.
5.3 Connecting Other Audio Sources
The MS75 supports multiple input methods:
- AUX Input: Use the provided 3.5mm AUX cable to connect external audio devices like TVs, computers, or MP3 players.
- USB Playback: Insert a USB flash drive with audio files into the USB port.
- TF Card Playback: Insert a TF (microSD) card with audio files into the TF card slot.

Image: The PPMIC MS75 Karaoke Machine illustrating its multiple connection options, including Phone, Pad, Computer, Laptop, TF Card, AUX, Mic Input, and USB Disk, demonstrating its versatility.
5.4 Microphone Functions
- Volume Control: Adjust microphone volume using the dedicated knob on the main unit or controls on the microphone itself.
- Echo Adjustment: Rotate the "Echo" knob on the control panel to customize the reverb effect for your vocals.
- AI Pitch Correction (Vocal Master Mode): Press the "MIC Mode" button on the control panel to activate this feature, which automatically corrects off-key vocals.
5.5 True Wireless Stereo (TWS) Pairing
To achieve immersive 360° surround sound, you can pair two MS75 karaoke machines together:
- Ensure both MS75 units are powered on and not connected to any Bluetooth device.
- On one unit (this will be the primary speaker), press and hold the TWS button until you hear a pairing prompt.
- The two units will automatically connect. A confirmation sound will indicate successful TWS pairing.
- Now, connect your device to the primary MS75 unit via Bluetooth as described in section 5.2. Audio will play through both speakers in stereo.

Image: Two PPMIC MS75 Karaoke Machines wirelessly connected via Bluetooth 5.3, demonstrating the True Wireless Stereo (TWS) pairing feature for enhanced sound experience.
5.6 TV Connection
You can connect the MS75 to your TV for a larger karaoke experience:
- Bluetooth: If your TV supports Bluetooth audio output, pair the MS75 with your TV as you would with any other Bluetooth device (refer to your TV's manual for specific instructions).
- AUX Cable: Connect the 3.5mm AUX cable from your TV's audio output port to the AUX input on the MS75.
6. Maintenance
- Cleaning: Wipe the surface of the karaoke machine and microphones with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the unit in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
- Battery Care: For optimal battery life, avoid fully discharging the unit frequently. Recharge the battery at least once every three months if not used regularly.
- Microphone Batteries: Remove AA batteries from microphones if they will not be used for an extended period to prevent leakage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted. | Charge the karaoke machine fully. |
| No sound from speaker | Volume is too low; incorrect input mode; device not connected. | Increase volume; select correct input (Bluetooth, AUX, USB, TF); ensure device is properly connected. |
| Microphone not working | Microphone batteries are low/dead; microphone not powered on; microphone out of range. | Replace AA batteries; ensure microphone is powered on; move closer to the main unit. |
| TWS pairing failed | One or both units are already connected to another Bluetooth device. | Disconnect both MS75 units from any Bluetooth devices before attempting TWS pairing. Ensure they are close to each other. |
| Sound distortion | Volume too high; audio source quality is poor. | Reduce volume; try a different audio source. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | MS75 |
| Brand | PPMIC |
| Output Power | 200W |
| Speaker Configuration | 6.5-inch Woofer, 2-inch Tweeter |
| Bluetooth Version | 5.3 |
| Battery Capacity | 6000mAh |
| Playing Time | Up to 24 hours |
| Charging Time | 4-5 hours |
| Microphone Wireless Range | Up to 30 meters |
| Compatible Devices | Guitar, Laptop, Smartphone, Tablet, Television |
| Connector Types | 3.5mm Jack, USB Type-C |
| Product Dimensions | 5.4 x 10.4 x 11 inches |
| Item Weight | 5.4 pounds |
| Color | Black |
9. Warranty and Support
PPMIC offers a 3-year warranty for the MS75 Karaoke Machine, ensuring peace of mind with your purchase.
If you encounter any issues or have questions regarding your karaoke machine, please do not hesitate to contact our customer support team. You can reach us via Amazon message, and we will be happy to assist you promptly.
Note: This item does not come with a lyrics display.
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