The Sennheiser ME3 is a professional-grade, head worn condenser microphone designed for use with wireless systems, making it ideal for live performances, presentations, fitness instruction, and broadcast applications. Key Features Microphone Type: Pre-polarized condenser Polar Pattern: Cardioid Frequency Response: 50 Hz to 18,000 Hz Maximum Sound Pressure Level (SPL): 150 dB Sensitivity: 1.6 mV/Pa Connector: 3.5 mm (1/8") locking mini-jack Cable Length: Approximately 1.6 meters (5.2 feet) Power Requirements: 10 V plug-in power Design & Comfort The ME 3 features a dual-ear, behind-the-head design that ensures a secure and comfortable fit, even during active movement. Its lightweight construction minimizes fatigue, making it suitable for extended use. The cardioid polar pattern effectively isolates the speaker's voice while reducing background noise and feedback, especially in environments with sound reinforcement equipment. • High-Quality In-Ear Monitoring: The XSW 1-ME3-A Set delivers exceptional audio, allowing performers and audio professionals to monitor sound with clarity and precision during live performances. • User-Friendly Operation: Designed for easy use, this wireless headset mic simplifies setup and operation, making it ideal to use for speech, classroom presentations, and conferences. • 120 Feet Wireless Range: This wireless headset provides a generous wireless range of up to 120 feet, allowing users to move freely without losing signal quality, enhancing stage mobility and presentation flexibility. • Multiple Channel Support: Equipped with the capability to operate on up to 10 channels, this headset ensures interference-free communication and adaptability in multi-system environments. • Clear Sound Transmission: Advanced technology ensures that audio is transmitted with minimal latency and high fidelity, providing a clear and accurate monitoring experience.