Specifically designed for K-12 teachers, the Wireless Teacher Microphone delivers clear reception and speaker buzz reduction to ensure the best audio quality for teaching. A powerful built-in battery allows for all-day use. If you forgot to charge the microphone, a quick 10-minute charge can last for an entire class. This lightweight microphone can be worn with a lanyard or be clipped onto your clothing while its modest design suits well with your everyday fashion. The lanyard also has a breakaway connector for safety. The receiver is compatible with various types of in-class speaker system, and its long-range reception can easily cover a 40-student classroom. For installation, our plug-and-play design is easy to set up even for students. The Wireless Teacher Microphone is your ultimate teaching tool.