This is a small camera that plugs into your computer using a USB connection. For video chat, you will need to purchase a webcam. Headsets often provide better sound quality for voice chat, and they also provide some privacy because you can listen to the person on the other end through the headphones instead of your speakers. Better yet, you may want to buy a headset that includes a microphone. If you are using a desktop, you may have to buy an external microphone. For voice chat, you can probably use the microphone built into your computer if you are using a laptop. To participate in voice and video chat you may have to purchase additional equipment. Otherwise, frames are dropped and your video looks choppy. Video chat in particular requires a lot of bandwidth if you want smooth transfer. However, if you want to use the more advanced features of your chat program, such as voice or video chat, you will need to have a high speed connection for the best performance. If you are only using text chat, a dial-up connection will suffice. To get started with chat, all you need is access to an internet connection. You can even chat using text and voice or video simultaneously in most chat programs. As high speed internet access has gained in popularity, chat programs have adapted to include voice and video chat capabilities that take advantage of the bandwidth provided by a high speed connection. Originally, chat programs allowed communication only through text entered in a chat window. The speed with which chat allows communication has made it a popular form of online interaction. When you use chat, your message gets delivered to the person on the other end almost instantly, even if the other person is all the way on the other side of the world. Chat (also known as instant messaging) is a form of real-time communication.
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