PecPex T-203
PecPex T-203 Portable Karaoke Machine User Manual
Model: T-203 | Brand: PecPex
Product Overview
The PecPex T-203 Portable Karaoke Machine is designed to provide a high-quality audio experience with versatile connectivity and dynamic lighting. It includes two wireless microphones for duet performances and various voice effects for enhanced entertainment.

Image: The PecPex T-203 Karaoke Machine in orange, accompanied by two matching wireless microphones, a USB charging cable, and an AUX cable.
What's in the Box:
- 1 x Karaoke Machine
- 2 x Wireless Microphones
- 1 x Manual
- 1 x USB Cable
- 1 x Aux Cable
Setup Guide
Charging the Device:
Before first use, fully charge the karaoke machine and both wireless microphones. Use the provided USB cable to connect the devices to a compatible USB power source.
- The karaoke machine and microphones are equipped with inbuilt 2400mAh high-capacity batteries.
- A full charge allows for 6-8 hours of continuous music playtime.

Image: Illustration highlighting the 2400mAh battery capacity of the karaoke machine and 1200mAh for each microphone, indicating long playtime.
Initial Pairing (Bluetooth):
- Power on the karaoke machine by pressing the power button.
- Ensure Bluetooth is enabled on your smart device (phone, tablet, PC).
- Search for "PecPex T-203" (or similar name) in your device's Bluetooth settings and select to pair.
- Once paired, the machine will indicate a successful connection.
- Power on the wireless microphones. They should automatically connect to the karaoke machine.

Image: The karaoke machine connected via Bluetooth 5.3 to various devices like TV, phone, iPad, computer, laptop, USB disk, TF card, and AUX input.
Operating Instructions
Controls and Ports:

Image: A detailed view of the karaoke machine and microphone, with labels for all buttons and ports including Power ON/OFF, LED, Pause/Play/Auto-scan, Previous/Volume Down, Next/Volume Up, Mode Shift, Vocal Cut, TF Card, USB Port, AUX Port, Charge Port, Sound Effect, Mic Volume, and Mic Power.
Music Playback:
- Bluetooth Mode: Connect your device via Bluetooth 5.3 for wireless audio streaming.
- TF Card/USB Mode: Insert a Micro TF card or Flash USB drive into the respective ports to play music directly.
- AUX Mode: Use the provided AUX cable to connect external audio devices.
- Use the "Previous/Volume Down" and "Next/Volume Up" buttons to adjust volume and navigate tracks.
- Press the "Mode Shift" button to switch between input modes (Bluetooth, TF Card, USB, AUX).
Microphone Usage and Voice Effects:
- The machine comes with two wireless microphones for duets.
- Voice Effects: Press the "EFF" button on the microphone once to change between 6 kinds of voice effects: Original, KTV, Doll, Magic, Monster, and Electric voice.
- Vocal Cut: Keep pressing the "EFF" button on the microphone for 2 seconds to eliminate original vocals and switch to Karaoke mode.
- Adjust microphone volume using the "Mic Volume+" and "Mic Volume-" buttons on the microphone.
- Ensure microphones are not too close to the speaker to avoid feedback.

Image: Two orange wireless microphones with gold accents, illustrating the voice change function and vocal cut feature with icons for Doll, Male to Female, Female to Male, Magic, Monster, and Electric sounds.
LED Light Show:
- The portable PA system features seven circular colorful lights.
- Press the "LED" button on the karaoke machine to change different lighting effects. The lights dance and pulse to the rhythm of the music.

Image: The karaoke machine displaying its colorful LED lighting design, with examples of different light patterns and colors.
Maintenance
- Keep the device clean by wiping it with a soft, dry cloth.
- Avoid exposing the device to extreme temperatures, humidity, or direct sunlight.
- Do not disassemble the device. Refer to qualified service personnel for repairs.
- Store the karaoke machine and microphones in a cool, dry place when not in use.
Troubleshooting
Common Issues and Solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No power/Device not turning on | Low battery; Power button not pressed correctly | Charge the device fully; Press and hold the power button for a few seconds. |
| No sound from speaker | Volume too low; Incorrect mode selected; Device not paired (Bluetooth) | Increase volume; Press "Mode Shift" to select correct input; Re-pair Bluetooth device. |
| Microphone feedback/squealing | Microphone too close to speaker; Microphone volume too high | Increase distance between microphone and speaker; Lower microphone volume. |
| Bluetooth connection unstable | Device too far from karaoke machine; Interference | Ensure devices are within 20m range; Minimize interference from other wireless devices. |
| Voice effects not working | "EFF" button not pressed correctly | Ensure you are pressing the "EFF" button on the microphone. |
If the issue persists after trying these solutions, please refer to the official user manual PDF or contact customer support.
Specifications
- Model Number: T-203
- Brand: PecPex
- Power Source: Battery Powered
- Battery Capacity: Speaker: 2400mAh, Microphones: 1200mAh each
- Playtime: 6-8 hours (after full charge)
- Connectivity Technology: Bluetooth 5.3
- Connection Range: ≥20m (Bluetooth)
- Supported Inputs: Micro TF cards, Flash USB, AUX in
- Compatible Devices: Android phones, iPhones, iPads, TV, PC
- Audio Output: Superior 9D Stereo Sound, 360° surround sound
- Speaker Configuration: 6.5 inch speaker and 2.0 inch tweeters
- Microphones: 2 Wireless Microphones with 6 voice effects
- Lighting: Seven circular colorful LED lights
- Material: Metal, Plastic
- Item Weight: 2.79 pounds
- Package Dimensions: 8.35 x 7.6 x 5.63 inches
- Color: Orange

Image: An exploded view of the speaker components, illustrating the 6.5-inch speaker and 2.0-inch tweeters that contribute to the 9D stereo surround sound effect.
Warranty and Support
For detailed warranty information and customer support, please refer to the official user manual PDF provided with your product or visit the PecPex brand store on Amazon.
- User Manual (PDF): Download PDF
- PecPex Store: Visit Store
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.