Your question isn't very specific. You should have at least mentioned where do you live. You can buy speakers and mics in local electronic shops, in supermarkets or simply online. Since you weren't specific I cannot help you more in this issue, unless you contact me. An example of a online shop selling speakers and mics is linked below.
Differences include sound levels and quality. Also the mics that are available to be used with each.
Can you mix condenser mics with directional mics using phantom power?
Most laptops have built in camcorders and mics. Unless you buy a really small laptop it is going to have these parts. The HP Pavilion dv2000 specifically has them.
Speakers are electronic items used to produce sound. Best Buy is a retailer that sells speakers and speaker systems including iPod speakers, bookshelf speakers, outdoors speakers and subwoofer speakers.
You don't need factory speakers. Just buy the same size speakers and install.
There is most likely a Best Buy or other store such as one like Best Buy that a person can buy pa speakers in Chicago, IL. There are probably shops just for speakers there.
Best Buy is a great place to buy tower speakers. They have a wide selection and great prices.
There are several places online where one can buy Yamaha speakers such as Ebay. There are also retailers such as Best Buy and Walmart that have online sites to where Yamaha speakers can be purchased.
Best Buy is a company that sells wireless rear speakers. The speakers sold at Best Buy are manufactured by the company Rocketfish Universal. These speakers sell for $79.99.
You can buy speakers for an iPod touch at any place that sells the iPod touch such as Best buy, Wal-Mart or even the Apple stores You can also look on their web sites to buy speakers for an iPod touch
Speakers are the weakest link in any audio system. Always buy the BEST speakers you can afford. You won't be able to hear the difference in lower priced electronics but you will in lower priced speakers.
Best Buy only sells three different models of Bose speakers. They're all similar but they are different forms of speakers. They are sold as headphones, computer speakers, and stereos.