1. Dual wireless microphones: ATEngeus wireless lavalier microphone has 2 transmitters and 1 receiver, plug and play (lighting port), the clip opening is about 0.43 inches, can be easily clipped on the shirt, and comes with a 800mAh charging case . The microphone can be charged at any time for convenient storage. Suitable for two-person recording and shooting and Vlog/Youtube/Douyin live broadcast. 2. Plug and Play & Mute Function: First, you need to plug the receiver into a device with a lighting interface, press and hold the microphone switch for three seconds to start, when the microphone shows a steady green light, the automatic matching is complete, no need Bluetooth or APP, one-key pairing can be easily connected to complete the recording work. With the mute function, press the mute button to pause the microphone recording without turning off the power. 3. Noise reduction & remote radio: The mini microphone has a built-in noise reduction chip and adopts one-key noise reduction. When recording, press the switch of the microphone to automatically reduce the noise. Equipped with high-density anti-fog sponge and high-sensitivity condenser microphone 360-degree omnidirectional radio, you can use high-definition radio even in noisy environments. Using advanced transmission technology, it can cover 65 FT long-distance signal transmission. 4. Fast charging and long battery life: Each lavalier microphone has a battery capacity of 110mAh and can work for 9 hours. Equipped with an 800mAh battery charging box, it can be stored and charged anytime, anywhere. The charging case can charge a single microphone 7 times, and it takes 1.5 hours to fully charge. You can also charge the device through the receivers lighting port while recording. Dont worry about powering off your device while recording. 5. No need for APP or Bluetooth, just plug and play. 6. Live chat and phone functions are not supported. 7. The microphone is only for recording, not a speaker, and cannot amplify the sound. 8. No need to charge the receiver, just charge the microphone. 9. The microphone can record within 20 meters without obstacles (within 10 meters with obstacles). 10. Only applicable to iOS devices with 8 Pin interface.