Deicing Headset Data sheet Comfortable Leather Ear Cushions Dynamic Moving Coil Microphone Adjustable Stainless Steel Band Carbon Fiber Ear Shell Detachable Headset Cable Inbertec UA1200D PNR noise reduction de-icing headset is typically used by the bucket operator for communication with the driver. With amplified M-1/DC dynamic noise cancelling microphone and Passive Noise Reduction Rating (NRR): 25dB. UA1200D helps provide clear, concise communications for de-icing crews and reliable hearing protection during de-icing operations. TECHNICAL DATA Ultra-lightweight Carbon fiber material provides the extreme lightweight PNR Noise Reduction Technology UA1200D 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 ear Noise Cancelling Microphone M-1/DC amplified dynamic noise cancelling microphone Comfortability and Flexibility Comfortable leather ear cushions and shock absorption head-pad and 246° rotatable microphone boom offering great comfortability and flexibility Connectors 6.35mm jack plug (equivalent to PJ-051) Xiamen Inbertec Electronic Technology