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Apple phones have always been popular among users, not only for their beautiful appearance, but also for their excellent performance. Although the Apple phone is perfect, it still has some shortcomings, such as the lack of voice recording function in the Apple phone series, which I believe everyone has a deep feeling, then why can't the Apple phone record when it calls?    In fact, the reason for the impact of American law, in this process will involve violations of personal privacy, so Apple Mobile has not developed the voice recording function. But because of work or other spe...
Time: 2018 - 12 - 13
The voice information in the Elevator station indicator is coded and decoded by PCM voice chip, and its encoding and decoding method is relatively simple. Moreover, the quality assured elevator station announcer is coded and decoded by PCM voice chip, and the voice information can be played through loudspeakers. The design of this elevator station announcer is relatively simple and the cost is low. What are the benefits of improving the technology of elevator station announcer?1、Played audio with moderate speech speed and high information captureThe technicians of the elevator station announce...
Time: 2018 - 12 - 10
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