
how can i connect a 5.1 channel sound card to my laptop?
my laptop is a normal 2.1 channel.
You may want to try
Zalman ZM-RSSC External USB Dolby 5.1 Sound Card
http://reviews.cnet.com/external-audio-adapters/zalman-zm-rssc-external/4505-9335_7-30904717.html