Wireless microphone two wireless lavalier microphones and a universal receiver Plug and Play: No need for applications or Bluetooth pairing; simply plug the receiver into the device and power on for automatic connection. Noise Reduction: Equipped with intelligent noise reduction technology, often utilizing professional-grade chips and high-density spray-proof sponges, to ensure clear audio by minimizing background noise. Battery Life: The microphones and receiver are typically rechargeable and offer several hours of battery life on a single charge, with some models supporting charging while recording. Versatility: Suitable for various applications such as vlogging, interviewing, live streaming, podcasting, YouTube, Instagram, and TikTok.