The speaker is made by Hon Hai Precision, as are the keypad and printed circuit-board connector.

扬声器由鸿海精密制造，同时它还制造键盘和印刷电路板之间的连接器。

youdao

The design of such a speaker circuit can solve the conflict between no-honking of citys in reality and the inherent speaker sound excessive or insufficient, and with good practical significance.

设计此种喇叭电路，能够很好的解决现实生活中城市禁鸣和固有喇叭音量过大和不足的矛盾，具有很好的实际意义。

youdao

Abstract: This design is a kind of design which based on the additional speaker circuits of the original car speaker circuit.

摘要：本设计是在原车喇叭电路的附加喇叭电路的基础上的一种设计。

youdao

He wrote about 30 books and was in demand on the university circuit as a speaker.

ECONOMIST: Julian Simon

Now Buckley, America's most distinctive public speaker, is giving up the lecture circuit in which he has labored for half a century.

CNN: Lance Morrow: We lose a great speaker, we gain a great book