UGREEN 80652 T2 Wireless Earbuds WhiteFeatures: 4 Superior MEMS Microphones Each earbud comes with 2 advanced microphones, one effectively reduces the background noise and the other one picks up and enhances your voice, ensuring crystal clear phone calls even in a noisy background. Twin Mono Mode Each earbud can be used independently, seamlessly switching between Twin Mode or Mono Mode. Just paired with the Bluetooth "UGREEN HiTune T2", then you can use each earbud freely as you like.