Yes they are all backwards compatible. N to G to B.
BUT, your N network will slow down to G speeds every time the G device connects unless you have a MIMO set up.
yes it does not matter what kind of interface you use for connecting to PC that usb card implements a wifi and every wifi router standards based of course must work
There are many USB wireless adapters on the market today. Some of the top rated USB wireless adapters include the Cisco Linksys, Link Xtreme, Belkin Wireless N+, and TRENDNet.
Every computer can be wireless with the purchase of 2 items. The router as stated and now a usb wireless adapter. Both can be purchased for less than $150 and will give you coverage in and around your residence. Recommended purchase is the Range max N router from liksys or comparable "N" type router and usb adapters.
Wireless USB adapters can be purchased at Walmart, Best Buy, Target, and Staples. Wireless USB adapters can also be purchased from the eBay, Amazon, and Nextag web sites.
A wireless router allows users to connect wirelessly to the Internet when they are within a specific range. A USB wireless router does the same thing except it uses the USB port of the computer to connect to the wireless router an Internet.
PCMCIA wireless adapter and USB wireless adapters. PCMCIA goes into notebooks (outdated one)
for any wireless network work you need the following two things working in conjunction with eachother:1: a wireless signal (from your own wireless router, or one you "steal" from a neighbor)2: a wireless receiver (built-in, usb adapter, etc)so yes you can use the usb to get on the net, but only with a signal, probably from your own wireless router.
A USB on your wireless router allows you to share a USB connection with anyone in your network. It is labeled on your laptop as a trident logo.
Wireless USB network adapters provide WiFi capability to any computing device possessing a standard USB port.
There are many companies that provide wireless gaming adapters. Examples of companies that provide wireless gaming adapters include Dell, Best Buy, and HSN.
The easiest thing is to get USB adapters for all three computers.It's likely that any new laptop would be ready for wireless,but USB allows to do this effortlessly.
you ether need a Nintendo wifi usb connector or a wireless router.