1. Product Introduction

The COMTOM LP-A7003N UHF wireless microphone system is a high-performance professional handheld wireless audio solution designed for stable voice transmission in demanding environments. It is widely used in conference systems, public address systems, school lecture halls, churches, event venues, and commercial sound systems, where clear voice pickup and long-range wireless stability are required. The system operates in the 640–690MHz UHF band, ensuring strong anti-interference capability in complex RF environments.

2. Core Advantages

The LP-A7003N features true diversity dual-channel reception, significantly reducing signal dropouts and ensuring stable audio transmission. With 200 selectable channels and PLL frequency synthesis technology, it allows precise frequency control and flexible deployment in multi-system environments. The system includes IR automatic pairing and one-click synchronization, making setup fast and efficient. Advanced noise-squelch and pilot tone coding ensure that unwanted RF interference is automatically filtered when the transmitter is off, improving reliability in wireless PA system installations.

3. Application Scenarios

This UHF wireless microphone system is widely used in environments requiring stable and mobile voice amplification. In conference rooms, it is used for presentations and speeches. In schools and universities, it supports lectures and classroom amplification. In auditoriums and churches, it provides clear vocal reinforcement for large audiences. It is also widely deployed in public address systems, event halls, training centers, and commercial sound reinforcement systems, where reliable wireless microphone performance is essential.

4. System Features & Operation

The LP-A7003N includes a backlit LCD display showing RF/AF signal strength, battery level, frequency, and channel information, allowing real-time monitoring during operation. It supports adjustable microphone gain (-20dB to +35dB), automatic level control, and dynamic audio expansion for optimized sound output. The handheld microphone features a reinforced metal grille and full aluminum alloy chassis, ensuring durability in professional environments. Operating range reaches 100m indoors and up to 200m in open line-of-sight conditions, making it suitable for large-scale wireless PA system deployments.

5. Why COMTOM?

COMTOM provides the LP-A7003N as part of its professional wireless microphone and public address system product line, supporting OEM/ODM customization for global distributors and system integrators. Compared with standard wireless microphones, COMTOM offers stronger RF stability, better anti-interference performance, and more precise frequency control. It is widely used in professional audio systems, conference systems, and PA system projects across government, corporate, and educational environments.