wifi routers

I want a Wi-Fi Adapter for my desktop so that I can use Wi-Fi. I searched and found that wireless adapters are good adapters. Is that so? And I am also thinking of buying this router because I use Mblaze. So in short, I will connect my Mblaze to this router and then use Wi-Fi. My budget...

Hi , I am using my 54M Wireless ADSL2 router which came with my Airtel broadband with decent wifi range. I wan to limit the utilization of network bandwidth when someone do the Streaming ( i.e. Youtube,vimeo..etc). how can i achieve the same with QoS option in my router setting page...