Product OverviewWith dynamic noise cancelling microphone, momentary PTT(Push-to-Talk) switch and Passive Noise Reduction technology, UA2000G helps provide clear, concise ground crew communications and reliable hearing protection during ground support operations.UA2000G utilizes passive noise reduction techniques to minimize the impact of external noise on the user's hearing. With specialized earcups for noise-proof insulation, it's worked by mechanically blocking sound waves from entering the earPNR Noise Reduction TechnologyUA2000G utilizes passive noise reduction techniques to minimize the impact of external noise on the user's hearing. With specialized earcups for noise-proof insulation, it works by mechanically blocking sound waves from entering the ears.PTT(Push-to-Talk)SwitchMomentary PTT (Push-to-Talk) switch for convenient communication.Comfortability and FlexibilityComfortable shock-absorbing head-pad and soft ear cushions, over-the-head stainless steel adiustable band and 216°rotatable microphone boom offering great comfortability and flexibilityColorful DesignThe bright reflective strip headband decoration helps to alert and ensure the safety of qround crewsConnectorsPj-051 Connector