It all depends on your needs. Best brands are from Airsep, O2 Concepts, Precision Medical, DeVilbiss, Respironics, Sequal and Invacare. Most of them operates in continuous and on demand "pulse" mode. I've seen this comparison chart online, this might help.
so many online website could buy the portable oxygen concentrator or oxygen for home use. I highly recommend "oxygensolve", many types of oxygen machine could be choose. i bought two machines from that website, i think they are reliable and free delivery.
You can buy an Oxygen Concentrator at SeQual Technologies. Their address is 11436 Sorrento Valley Road San Diego, CA 92121. You can also see what they have to offer at their website http://www.sequal.com/index.php.
Portable oxygen can make traveling easier for those with respiratory problems. Portable oxygen may be purchased online at a number of websites including The Oxygen Store, Vienna Medical and Southeastern Medical Supply.
Portable oxygen concentrator vary in price form around five hundred dollers for an inexpensive unit to multiple thousands of dollars for more expensive units with more features. The price varies pretty widely, but your looking at spending at least 2-3 thousand dollars. If your willing to buy used, you may be able to go down to around $1,000. It depends on where you buy it and what kind you get. You can pay anywhere from $250 to $4000 for one. The more state of the art brands will obviously cost you the most money.
the best online store to buy these portable generator is www.electricgeneratorsdirect.com/ and you can buy these portable generators from www.amazon.com
The best portable speakers are the one that is compatiable with the electronic equipment you are using. Newegg, Buy, Amazon, Best Buy, Fry's, WalMart, and Target sell the portable speakers.
One can buy portable headphones at Walmart, Target, Best Buy and Future Shop. It is best to buy good quality portable headphones and one may also find them through Amazon and Ebay.
There are many places where one could purchase a portable television. The best places to purchase portable televisions would be electronic stores like Best Buy and Amazon.
Yes, you will need a proper prescription to buy an oxygen concentrator. According to the US Food & Drug Administration (FDA), oxygen concentrators falls under class II medical device. So, you will have to have a valid prescription from a board-certified physician if you have to buy a concentrator.
Portable electric generators can be purchased from many company's on the internet. A few of the company's that will stock portable electric generators are eBay,Amazon and Best Buy.
Yes can, but this is a prescription medical device, so you can't just go and buy one. Here are some product results that show some home models: http://www.google.com/products?hl=en&source=hp&oq=&gs_rfai=&q=oxygen+concentrator&um=1&ie=UTF-8&ei=svqgS4imMY72NeTZgKwM&sa=X&oi=product_result_group&ct=title&resnum=3&ved=0CDsQrQQwAg
Choosing the best portable toilet can be expensive. If you are willing to pay the extra money, the Coleman Portable Toilet is one of the best toilets to buy.