G-MARK G210Vus
G-MARK G210V Professional Dual VHF Wireless Microphone System
User Manual
Introduction
The G-MARK G210V is a professional dual VHF wireless microphone system designed for clear and stable audio transmission. This system is ideal for various applications including home karaoke, meetings, parties, church events, DJ performances, and weddings. It offers a reliable wireless range and high-quality sound reproduction.
Key Features:
- Dual Channel Operation: Allows two microphones to be used simultaneously.
- Stable VHF Transmission: Adjustable frequency range (230 MHz to 255 MHz) for clear, crisp sound.
- Extended Wireless Range: Up to 30-50 meters (approximately 100-160 feet) for freedom of movement.
- Clear Sound Quality: High signal-to-noise ratio (78 dB) for high-fidelity audio capture.
- Durable Metal Construction: Ensures longevity and reliable performance.

Figure 1: G-MARK G210V Dual VHF Wireless Microphone System.
Package Contents
Please verify that all items listed below are included in your package:
- 1 x Receiver Unit
- 2 x Wireless Microphones
- 1 x Audio Cable
- 1 x Power Adapter
- 1 x User Manual

Figure 2: Contents included in the G-MARK G210V package.
Setup Guide
Follow these steps to set up your G-MARK G210V wireless microphone system:
- Connect the Receiver:
Connect the power adapter to the DC 12V power interface on the rear of the receiver unit and plug it into a power outlet. Connect the audio output (OUT_MIX or XLR INTERFACE) of the receiver to your audio mixer, amplifier, or powered speaker using the provided audio cable. - Install Batteries in Microphones:
Each microphone requires batteries (not included). Open the battery compartment of each microphone and insert the required batteries, ensuring correct polarity. - Power On:
Turn on the receiver unit using the power switch on the front panel. The display will illuminate. Then, turn on each microphone using its power switch. The microphone display will show battery level, signal strength, frequency, and channel. - Adjust Volume:
Adjust the volume knobs (VOL-A and VOL-B) on the receiver to control the output level of each microphone.

Figure 3: Rear panel connections of the receiver.

Figure 4: Front panel controls of the receiver.

Figure 5: Microphone display indicating battery life, channel, and frequency.
Operating Instructions
Once set up, the G-MARK G210V system is ready for use. Here are some operational guidelines:
Usage Scenarios:
The G210V system is versatile and compatible with various audio equipment and scenarios:
- Karaoke: Connect to a karaoke machine or home KTV setup.
- Meetings & Presentations: Ideal for clear voice amplification in conference rooms.
- Live Events: Suitable for DJ sets, church services, weddings, and small stage performances.
- Compatibility: Works with audio mixers, amplifiers, PA systems, and active speakers.

Figure 6: Multiple compatibility options for the G-MARK G210V system.
Optimizing Performance:
- Ensure the receiver antennas are fully extended and positioned vertically for optimal signal reception.
- Maintain a clear line of sight between the microphones and the receiver to maximize wireless range and stability.
- Avoid placing the receiver near strong electromagnetic interference sources (e.g., Wi-Fi routers, large electronic devices).

Figure 7: The G210V offers reliable transmission distance up to 160 feet.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your G-MARK G210V system.
- Cleaning: Use a soft, dry cloth to clean the receiver and microphones. Do not use liquid cleaners or abrasive materials.
- Battery Replacement: Replace microphone batteries promptly when the low battery indicator appears on the microphone display to avoid interruptions during use.
- Storage: When not in use for extended periods, remove batteries from the microphones and store the system in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
If you encounter issues with your G-MARK G210V system, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from microphones | Microphones not powered on; Dead or incorrectly inserted batteries; Receiver not powered on; Audio cable disconnected; Volume too low. | Ensure microphones and receiver are powered on. Check and replace batteries. Verify all cable connections. Increase receiver volume. |
| Intermittent sound or signal dropouts | Microphones too far from receiver; Obstructions between mic and receiver; Interference from other devices; Low microphone battery. | Reduce distance between microphones and receiver. Remove obstructions. Avoid strong interference sources. Replace microphone batteries. |
| Poor sound quality (static, distortion) | Interference; Incorrect frequency setting; Microphone too close/far from sound source; Damaged cable. | Check for interference. Ensure correct frequency. Adjust microphone distance from sound source. Try a different audio cable. |
| Microphone display not working | Dead batteries; Microphone not powered on. | Replace batteries. Ensure microphone power switch is ON. |
Specifications
Detailed technical specifications for the G-MARK G210V Wireless Microphone System:
| Feature | Specification |
|---|---|
| Brand | G-MARK |
| Model Name | G210Vus |
| Connectivity Technology | VHF |
| Connector Type | 3.5 mm Jack, XLR |
| Special Features | Wireless, Lightweight |
| Compatible Devices | Audio Mixer |
| Polar Pattern | Unidirectional |
| Audio Sensitivity | 30 dB |
| Microphone Form Factor | Microphone System |
| Power Source | Battery Powered |
| Material | Metal |
| Signal-to-Noise Ratio | 78 dB |
| Hardware Platform | Karaoke Machine |
| Number of Channels | 2 |
| Frequency Range | 230.8 MHz - 255.8 MHz |
| Noise Level | 78 dB |
| Product Weight | 948 g |
| Package Dimensions | 39.29 x 34.8 x 7.01 cm |
| Batteries Included | No |
| Battery Operated | Yes |

Figure 8: Product dimensions of the G210V system.
Warranty and Support
For any questions, technical support, or warranty inquiries regarding your G-MARK G210V Wireless Microphone System, please refer to the contact information provided with your purchase or visit the official G-MARK website. Keep your purchase receipt as proof of purchase for warranty claims.
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