| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a portable electronic device equipped with a speaker module capable of saving an inner space of the electronic device, while ensuring the sound quality of a speaker.SOLUTION: In a portable electronic device, a first storing recessed portion and a second storing recessed portion are provided at one end of a housing, and a third storing recessed portion is provided at the other end of the housing. Furthermore, the housing is provided with a first sound discharging hole communicating with the first storing recessed portion and a second sound discharging hole communicating with the third storing recessed portion. A first speaker and a second speaker of a speaker module are respectively stored in the first storing recessed portion and the third storing recessed portion of the housing. Below the third storing recessed portion in a body portion, a fourth storing recessed portion and a fifth storing recessed portion are formed. The first storing recessed portion and the second storing recessed portion communicate with each other to form a back resonant chamber of the first speaker. The third storing recessed portion, the fourth storing recessed portion, and the fifth storing recessed portion sequentially communicate with each other to form a back resonant chamber of the second speaker.</p> |
