Wide Compatibility: With 3.5mm and 6.35mm adapters, it is compatible voice amplifier,PA system,speaker etc. Comfortable and Adjustable: Headset Mic and Handheld Mic 2 in 1. The ear hook is removable. The mic tube is flexible.Suitable for teacher, tour guide, yoga instructor, anchor. Plug and play:Paired at the factory, no need for manual pairing. If disconnected, please pair according to the instructions in the manual, which is very easy to use. Long Battery Life: The ZOWEETEK Wireless Headset Microphone is equipped with a rechargeable battery that provides up to 6 hours of continuous use.Charging takes only 2 hours. Reliable UHF Technology: The UHF technology ensures a stable and interference-free connection, allowing you to use the microphone with confidence in any environment. ZOWEETEK Wireless Microphone Headset UHF - Professional Hands-Free Headset Microphone for Presentations, Performances, and Speeches.The sound is clear, loud, no noise, no distortion and no delay.