The Porodo Audix Lavalier Microphone Type-C & Lightning gives you an excellent audio experience with clear and distinct reverb. With instant wireless setup and auto-pairing technology, this microphone connects to your device without any user intervention. The microphone contains a 40mAh battery capacity that offers 3 hours of continuous working on a single charge. Charging is fast, allowing you to charge for just an hour and carry on with your work whenever you need it. A transmission distance of 15m-20m is provided to enable some novel freedom of movement for recording situations like presentations or interviews. The microphone sensitivity is rated at -38 dB for good-quality audio recording, suitable across a variety of usages.