The Gemini UHF-01HL-F1 Single Channel Headset/Lavalier Wireless Microphone System provides a state-of-the-art UHF receiver with a bandwidth Including 517.6 MHz, 521.5 MHz, 533.7 MHz and 537.2 MHz, offering you the convenience of multiple frequencies to choose from to fit your event. Perfect for bars, clubs, auditoriums, classes and even places of worship, the UHF receiver has a 150-foot reliable operating range, a perfect match for different sized audiences. The single channel volume rotary control gives you ultimate power in adjusting the level of your output. The UHF-01 System features vivid RF LED indicators for monitoring your device's signal strength, meaning you'll never have to worry about dropping out in the middle of your performance. Built-in to the UHF-01 Unite is a ¼" output jack which makes connecting to external devices fast and simple. The lightweight headset and lavalier microphone allow hands-free operation so comfortable you'll forget you're wearing it. This headset will feel like a natural part of your performance kit. Rugged belt-pack transmitters comfortably hook onto your clothing without excess weight tugging on it. Get ready for lightweight, reliable performance you won't even feel.  At Gemini, our goal is to design products that offer value and innovation in the DJ and Pro Audio markets. Since 1974, we've evolved and thrived by understanding the needs of our customers and recognizing industry trends. From our humble beginnings, we understood the potential of the DJ movement, and our ability to support this movement not only helped us grow as a company, it helped DJs gain recognition and esteem, calling deserved attention to their roles as artists and performers.