Bluetooth, infrared.
I dont now
wifi is wireless internet. so you dont need to run a ethernet cable to your device to have internet if it is wifi ready.
Wireless means something that you dont have to plug in and is considerd wifi. Its really the same thing and there are no need to makes the difference when they are similar.
Yes, you can. You need to connect a wireless router to the modem.
you ether need a Nintendo wifi usb connector or a wireless router.
You don't. If you have the new Xbox 360, you don't need a wireless adapter because it has built in wifi. But if you have any other Xbox 360 console then you will need a wireless adapter.
Wireless adapters (USB or not) are good for connecting to wireless networks (aka WLAN or WiFi).
You need pay only for the adapter. If you have a wireless router you will not have to pay to anybody for your WiFi. But you still have to for Internet.
You need a Wifi Connection or Wireless Connection just like a Nintendo Wii
No, the optimum wifi itself runs from a router. If you'd like to use optimum wifi you'll need either a wireless card (for laptops) or a Wireless LAN like Linksys (for PC).
WiFi is a technology used to setup wireless networks. While the technology in itself is free, you need to buy or rent the equipment to support it. Also, if you plan on connecting your network to the internet, you must also pay an ISP for access to the Internet.
no it doesn't unless you dont have wireless internet then you'll need the u.s.b connection for it