You can buy portable GPS from Best Buy or any electronic store which carries radios. Any large department store with an electronics department, is sure to have one.
You can buy a portable computer keyboard from almost any electronics store such as Best Buy, Office depot, Staples, etc. You can also order one from most oneline computer stores.
Orange, portable cassette players are rare but they do have them. Try this site: http://www.videoavid.com/buy-electronics/p/Sony-WMFQ-1-O-Portable-Cassette.htm
Western Digital portable hard drives can be found at many electronics and computer stores. You can find them at Amazon, Best Buy, Fry's Electronics, eBay, and directly from Western Digital.
There are several places you can buy a portable DVD player. Some places include Wal-Mart, Target, Office Depot, Best Buy, RadioShack, Sears, and many other stores that sell electronics.
Portable record players can be purchased from music and electronics stores, as well as from retailers such as Best Buy, Newegg, Amazon, Target, Walmart, and eBay.
Yes. Best place to find them would be online or an electronics store such as Best Buy
Portable data storage can be purchased from a local electronics store, as well as online stores including Amazon, eBay, Newegg, Best Buy and many more.
You can purchase a Garmin GPS from several stores such as Frys Electronics, Amazon.com, Best Buy, and more. Typically they are available for purchase at any department or electronics store.
A portable sound system can be bought at any electronics store. One can purchase the system at a large electronics store like Best Buy. Or one can buy it online at such sites as B&H Photo and Video or at the Sweetwater site.
If you are looking for a portable radio, try searching electronics stores such as Best Buy and Future Shop. You can also try looking online at websites such as Amazon, eBay, Walmart and Target.
Most electronics merchandisers will have portable xm radios. Notably, Best Buy (which has retail stores) and Amazon have listings on their sites. They can also be purchased directly from the producer, such as the Sirius XM website.