is it playback or recording   does it always upsample even when playing 44khz music   does these cards upsample   http://asia.creative.com/products/product.asp?category=1&subcategory=873&product=14189&nav=0&listby=usage...

in the Specifications   how to know the sound card have lower volume or louder volume

what settings could make the listening comfortable (not hurting or damaging the ear)   i unchecked full range speakers and it made the listening comfortable what else can i do   how to know if the speaker is full range i use laptop speakers   is all headphones and earphones full...