如果它是一个带耳机或廉价计算机扬声器的简单卧室系统，那么您可以选择使用主板的耳机插口或者笔记本的内置扬声器。
If this is a simple bedroom system with headphones or cheap computer speakers, you may opt to use the motherboard's stock headphone plug or the laptop's built-in speakers.
声卡安装在系统机箱内，它在计算机后面有一些突出的接口，可供用户将扬声器、耳机和麦克风插在上面。
Housed within the system unit, a sound card contains connectors that project from the back of the computer so that you can attach speakers, headphones, and a microphone.
还有一种通过耳机和控制器向机器发送思维指令的情感控制系统，在九月间掀起了市场狂潮。
You even have emotive systems where you can wear a headset and control a computer by simply thinking and that's a device set to hit the market in September.
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