[Auto Noise Cancellation]: Built-in world-grade professional DSP noise cancellation chip, the wireless lapel microphone provides double noise reduction, which makes your video recording voice super clear and clean.[2-in-1 Double Receiver]: Built with 2-in-1 receiver, the lavalier microphone is widely suitable for all models, no need to order 2 different mini microphones anymore for your different phones.[Ultra-Long Battery Life]: Built with portable charging case, the iPhone microphone can be continuously used for up to 6h for a single charge and 8 times wireless fully charging, which provides total 48h(6h*8times) ultra-long battery life, no battery anxiety anymore for outdoor video recording.[Plug And Play]: Built-in 2.4G wireless technology chip, which helps the wireless mic to start pairing in 1 second, just plug the receiver to your phone, long press the power button on the lapel microphone, then just play on your phone, super easy usage with up to 65FT transmission distance(no barrier).[Live With No Worry] : Built-in type c charging port in the receiver, it allows charging your phone while video recording need to worry about low battery of your phone; Also, there is a type c port for earphone in the microphone, which allows you to use earphone to hear your voice when live, ensure a perfect live.