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引言新研制的通信帽除防护要求外,还要求在车辆内高噪声环境下,能够保证乘员之间以及乘员和外界的通信畅通。通话清晰度和佩戴的舒适性。本通信帽摒弃了传统的接触式抗噪声送话
INTRODUCTION In addition to protection requirements, the newly developed communication hat also requires unobstructed communication between occupants and occupants and the outside world in high-noise environments inside the vehicle. Call clarity and wearing comfort. The communication cap has abandoned the traditional contact anti-noise transmission