Wolfson Microelectronics Digital Silence DS-421D Premium Stereo Headsets with three selectable ANC modes dthat allow users to optimize the noise cancellation performance for their specific environment.This brand new active ambient nosie cancelling headset offers three user-selectable Wolfson myZone ANC mode:General/Airplane/Office.The Digital Silence DS-421D headset is also fitted with a Wolfson WM7130 MEMS microphone in each ear bud to pick up the ambient noise around the user prior to cancellation.It features 14 hours of HD audio playback for high quality music and will continue to function as a normal headset even if the battery does run out.Perfect for the busy professional living in the different environments of everyday life,the stylish Digital Silence DS-421D headset is designed specifically for mobile users.
In ear best in class Wolfson Microelectronics Ambient Noise Cancellation ear buds with 3 manual equalization settings:General (noisy enviroments),Airplane(removes low frequencies typical for airplanes) and Office(optimizes mid ranges)
14 hours audio playback using Internal rechargeable battery,and automatic convertor when battery expires allows the headphones to be continued to be used without the battery
In line best in class Wolfson Microelectronics WM7130 EMS microphone for wind and noise cancellation and quality conversations.
Frequency respose: 20Hz-22kHz
Impedance: 32 ohms
In-line Wolfson WM7130 MEMS active noise cancellation microphone
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