Discover the ultimate in audio performance with the UHF 642.2~660.8Mhz 1 to 4 Professional Wireless Conference Lapel Microphone. This state-of-the-art system is engineered to deliver exceptional sound quality and versatility, making it the perfect choice for professional settings. Ultra-High Sensitivity and Stability: Enhanced with cutting-edge domestic technologies, this microphone system offers ultra-high sensitivity and robust anti-interference capabilities. Enjoy reliable and stable audio performance, even in complex environments. Instant Use with Fixed Frequency: Designed for convenience, the system features a fixed frequency point, allowing it to be used immediately upon booting. This eliminates setup delays, ensuring you can focus on your presentation or performance. Independent Four-Channel Control: The system provides a 1+4 audio output configuration with independently adjustable volume for each channel. This feature allows precise control over each channel's audio output, catering to diverse audio needs. Versatile Transmitter Options: The transmitter supports a mix-and-match approach with conference, handheld, and collar clip options. This flexibility allows you to customize the system to suit various applications, from conferences to live performances. Expandable and Stackable Design: The system is designed to be stackable, supporting up to 5 sets of different frequency points simultaneously. This makes it ideal for larger venues or events requiring multiple microphone setups. Choose the UHF 642.2~660.8Mhz Professional Wireless Lapel Microphone for a reliable, high-performance audio solution that adapts to your needs, ensuring clear and professional sound delivery every time.