Using a 32-bit microprocessor and insulated gate bipolar transistors, the M-Max series provides quiet motor operation, high efficiency and smooth, low-speed performance.

本系列产品使用32针微处理器和绝缘栅双极型晶体管，具有电动机运行不发出噪声、高效、低速等性能特点。

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For some the sound could make sleep harder, but for others, the steady beat of the ticking, or the quiet hum of an electric motor in a fan can be very peaceful.

有些东西发出的声音令你很难入睡，但有些东西是固定行走或敲打的，风扇有规律的转动的声音听起来很和平。

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Its powerful electric starter motor as well as low-noise, enhanced meshing mechanics guarantee safe, fast, and quiet engine starts in all situations.

其强大的电起动马达以及低噪音，增强啮合力学保证安全，快速，安静的发动机在所有情况下启动。

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It offers up to 50 miles of all-electric driving, and then another 250 miles with the (very quiet) gas motor running.

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Not only is the motor quiet but the car has been meticulously designed to minimize wind and tire noise as well.

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Other noise reduction features include a quiet-operation windshield wiper motor, a sound insulation windshield design and a dual-isolated motor-mounting system.

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