Clip-On design The Fantech WMV11L Lightning Lavalier Leviosa Air is a wireless microphone that comes with a clip-on design, is lightweight and highly portable. That way, this microphone will be very easy and comfortable to attach to the shirt collar.   Noise Reduction It is equipped with a noise reduction function that is very effective in reducing ambient noise. With this function, the microphone can produce clearer sound.   Omni-directional Polar Pattern It has an omnidirectional sound recording type that is able to perfectly capture sound from all directions. In this way, the sound produced by this microphone will appear natural and realistic.   8 hours long battery life This microphone can last up to 8 hours of use and 200 days of standby time. Also equipped with a 300mAH capacity housing for charging the microphone battery.   Real time monitoring You can monitor the sound in real time by connecting headphones with the Lightning connector. with Fantech WMV11L Lightning Lavalier Leviosa Air and you get more accurate audio results.   No penalty Enjoy a real-time audio experience with Leviosa Air featuring a low-latency feature. This feature can provide clear audio results for any live streaming need.   Frequency: 2,400 to 2,483.5 MHz Signal-to-noise ratio: 70 dB Transmission delay: 30 ms Transmission range: 10 meters Microphone battery: 80 mAh Microphone type: Omni-directional Charging case battery: 300 mAh Frequency response: 20-20,000 Hz Working hours: up to 8 hours Sensitivity: -38 ± 3 dB Standby time: Up to 200 days Dimensions: Headphone: 60 mm x 27 mm x 16 mm Charging case: 59 mm x 22 mm x 40 mm