Almost all hand-held PDA's will come with wireless cards already installed, except the older Palms.
A Linksys wireless router is a type of wireless router manufactured by the company Linksys. It works as a router to allow multiple computers to access the internet connection, and does so over a wireless local area network (WLAN) which computers access via their wireless cards.
The main purpose for using an air card would be to obtain wireless access on the go. An air card can be used with many different wireless devices.
All new laptops come with wireless network cards already built into them
www.verizon.com and www.att.com sells wireless internet service cards.
Wireless aircards are basically cell phones for computers. The speed is better than dial-up not usually as good as DSL or Cable. I know that there are cards you can buy for laptops to runa wireless internet,
PCI cards are added to desktop computers for this reason. PCI cards can be almost anything--video, audio, wired internet, Dial-up internet, wireless internet, or even a game controler port.
The wireless adapter cards you need would depend on what type of computer you have. Do you have a Mac or a PC? If you operate by Mac then you already have a built-in adapter card. The second question is if you have a Wi-Fi system set up.
If you're talking about "wireless internet cards" Or Visa Check Cards to use online? www.wireless.att.com/businesscenter/solutions/wireless-laptop/modem-cards.jsp Here is another internet card people refer to: http://www.123greetings.com/friendship/net_pals/
You can connect them with an ethernet cable, or by WiFi if they have wireless cards.
Wireless DSL routers allow homes and businesses with multiple computers to share a single internet connection. They work by transmitting a signal to the area which is then accessed by the wireless cards in the nearby computers. It's a great way for families with several children who need to go online for homework purposes to avoid arguments over whose turn it is to use the computer.
You can purchase wireless internet card from best buy stores and if you want to purchase it online , they have bestbuy.com for you to visit. Its the best place for you to buy.
You can order all type of phones and services at verizonwireless.com. They also sell wireless internet, netbook computers and prepaid cards and even a home phone connect package.