Introduction
Thank you for choosing the XTUGA SEM200 Wireless In-Ear Monitor System. This system is designed to provide musicians, performers, and audio professionals with a reliable and high-quality personal monitoring solution. Featuring UHF wireless technology, stereo/mono mode selection, and a user-friendly interface, the SEM200 ensures clear and consistent audio monitoring on stage, in the studio, or during live events. Please read this manual thoroughly to understand the system's functions and ensure optimal performance.

Image: The complete XTUGA SEM200 system, showing the main transmitter unit, two bodypack receivers, and two sets of in-ear earphones.
Product Features
- Superior Stereo Experience: Supports stereo/mono mode selection combined with UHF band phase-locking technology for mute-free and low-latency audio. Provides clear and separated sound quality for immersive monitoring.
- Flexible Wireless Control: Offers a coverage range of up to 230 feet (70 meters) and features 2*100 adjustable frequencies within the 32MHz band. Includes Bluetooth 5.3 for stable connectivity in various environments.
- User-Friendly Design: Equipped with an LCD panel for real-time display of system information, including channel, group number, and selected mode. Features a low battery indicator and USB connection for automatic pairing.
- Multi-Situation Application: Suitable for diverse scenarios such as live performances, studio recording, podcasts, and lectures. Visual LCD metering ensures optimal performance.
- Durable Construction: The transmitter unit is constructed from metal, ensuring robustness and longevity for professional use.

Image: A musician performing with the SEM200 system, illustrating its benefits for seamless sound mixing and ear protection.
Package Contents
The XTUGA SEM200 Wireless In-Ear Monitor System package includes the following components:
- 1 x Transmitter Unit
- 2 x Bodypack Receivers
- Antennas (for transmitter and receivers)
- 2 x In-Ear Headphones (Earphones)
- Connecting Cables
- Power Adapter
- User Manual (this document)
Setup Guide
1. Transmitter Setup
The transmitter is the central unit that sends audio signals wirelessly to the bodypack receivers.
- Connect Antennas: Screw the provided antennas onto the antenna ports at the rear of the transmitter unit.
- Power Connection: Connect the power adapter to the DC IN port on the rear of the transmitter and plug it into a power outlet.
- Audio Input: Connect your audio source (e.g., mixing console, instrument, microphone) to the Left (L) and Right (R) input connectors on the rear of the transmitter. Use appropriate cables (XLR or 1/4" TRS).
- Headphone Monitoring (Optional): For direct monitoring from the transmitter, plug headphones into the 6.35mm headphone monitoring socket on the front panel.
- Power On: Press the power switch on the front panel to turn on the transmitter. The LCD display will illuminate.

Image: Front and rear views of the XTUGA SEM200 metal transmitter, detailing all input/output ports, controls, and display.
2. Bodypack Receiver Setup
Each bodypack receiver allows individual monitoring for performers.
- Insert Batteries: Open the battery compartment and insert 1 AA battery (not included, as per specifications) into each bodypack receiver, observing polarity.
- Connect Earphones: Plug the provided in-ear headphones into the 3.5mm output jack on the bodypack receiver.
- Power On: Press and hold the power switch on the bodypack receiver to turn it on. The LCD display will illuminate.

Image: Close-up of the XTUGA SEM200 bodypack receiver and earphones, highlighting the power switch, antenna, binding window, signal light, and USB charging connector.
3. Frequency Synchronization (IR Automatic Connection)
The SEM200 system supports automatic frequency synchronization via infrared (IR) for quick and easy pairing.
- Ensure both the transmitter and bodypack receiver are powered on.
- On the transmitter, press the SET button to enter the frequency adjustment mode.
- Align the IR window on the bodypack receiver with the IR pairing window on the transmitter.
- Press the IR button on the transmitter. The frequency will automatically synchronize. The bodypack receiver's display will show the matched frequency.
- Repeat for all additional bodypack receivers.
Manual Frequency Setting: If automatic pairing is not desired or fails, frequencies can be manually set on both the transmitter and receiver to match. Refer to the "Operating Instructions" section for details on adjusting channels.

Image: Visual representation of the IR automatic connection process, showing the transmitter and bodypack receivers synchronizing frequencies.
4. System Connection Diagram
This diagram illustrates how the XTUGA SEM200 system integrates into a typical audio setup, showing connections for headphones, speakers, and an audio mixer.

Image: A comprehensive diagram illustrating various connection possibilities for the SEM200 system, including headphones, speakers, and an audio mixer for different monitoring needs.
Operating Instructions
Transmitter Controls
- Power Switch: Turns the unit on/off.
- LCD Display: Shows current channel, group number, frequency, and stereo/mono mode.
- SET Button: Used to enter function settings and confirm selections.
- UP/DOWN Buttons: Navigate through menus and adjust values (e.g., frequency, volume).
- Volume Adjustment Knobs (Left/Right): Control the input gain for each channel.
- Headphone Monitoring Socket: For direct audio monitoring from the transmitter.
- USB Socket: For automatic pairing and potentially firmware updates (refer to specific instructions if applicable).
Bodypack Receiver Controls
- Power Switch: Turns the bodypack on/off.
- LCD Display: Shows current channel, group number, frequency, volume level, and battery status.
- UP/DOWN Buttons: Adjust volume and navigate settings.
- SET Button: Short press to enter function, press and hold to confirm.
- IR Window: For automatic frequency synchronization with the transmitter.
- Charging Connector (USB): For recharging the bodypack (if rechargeable batteries are used) or for USB connection.
Mode Selection (Stereo/Mono)
The SEM200 allows you to choose between Stereo and Mono monitoring modes.
- On the bodypack receiver, short press the SET button to cycle through functions.
- When "Stereo" or "Mono" is displayed, use the UP/DOWN buttons to toggle between the two modes.
- Press SET again to confirm your selection or wait for the display to return to the main screen.

Image: A visual guide to the bodypack receiver's main functions, including volume, channel, and stereo/mono mode adjustments.
Troubleshooting
If you encounter issues with your XTUGA SEM200 system, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from receiver. |
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| Interference or static. |
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| Latency (delay in audio). |
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| Receiver not pairing. |
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Specifications
| Feature | Detail |
|---|---|
| Model Name | SEM200 |
| Brand | XTUGA |
| Connectivity Technology | Wireless, Bluetooth |
| Wireless Communication Technology | UHF |
| Frequency Range | 32MHz-32.2MHz (2*100 adjustable frequencies) |
| Bluetooth Version | 5.3 |
| Bluetooth Range | 70 Meters (approx. 230 feet) |
| Headphones Jack | 6.35 mm Jack (Transmitter), 3.5mm Jack (Receiver) |
| Material | Metal (Transmitter) |
| Battery Life (Receiver) | 8 Hours (requires 1 AA battery) |
| Charging Time (Receiver) | 6 Hours (for rechargeable batteries, if used) |
| Item Weight | 3.29 Kilograms (7.24 pounds) |
| Package Dimensions | 21.4 x 14.8 x 3 inches |
| Recommended Uses | Church, Speech, Audio Monitoring, Live Performance, Studio, Musician, Recording, Bands, Singers, Stage |
| Compatible Devices | Cellphones, Television, Music Production Equipment, Laptops |
| Control Type | Media Control, Button, Touch |
| Ear Placement | In Ear |
| Noise Control | Active Noise Cancellation (Earphones) |
Maintenance
Proper maintenance will ensure the longevity and optimal performance of your XTUGA SEM200 system.
- Cleaning: Use a soft, dry cloth to clean the exterior surfaces of the transmitter and receivers. Do not use liquid cleaners or solvents. For earphones, gently wipe with a slightly damp cloth and ensure they are dry before storage.
- Storage: Store the system in a cool, dry place away from direct sunlight and extreme temperatures. If storing for extended periods, remove batteries from the bodypack receivers to prevent leakage.
- Battery Care: Always use fresh, high-quality AA batteries for the bodypack receivers. If using rechargeable batteries, follow the manufacturer's guidelines for charging and care.
- Antennas: Handle antennas with care. Avoid bending or applying excessive force, as this can damage them and affect signal transmission.
Warranty and Support
For warranty information, technical support, or service inquiries regarding your XTUGA SEM200 Wireless In-Ear Monitor System, please contact XTUGA customer support.
You can find contact details and additional resources on the official XTUGA website or through your point of purchase.
Online Resources:
- Visit the XTUGA Store on Amazon for product information and updates.
- Refer to the Official User Manual (PDF) for further details.





