刚从网上search了一些电话卡的网址和价格，用过的大侠可否说一说音质如何？
谢谢！
1. China Phone Cards - 19Prepaid China Calling Cards
China Phone Cards - 19Prepaid China Calling Cards -
$20.00 Card = 95 Minutes http://www.infostation.org/
2. Phone Calling China From USA - Low Prepaid International Phone Card
Rates
Lowest rates discount prepaid long distance phone calling cards for
calling China and other countries from the US. Call China for only
$0.448 per minute, or less with discount http://www.hbson
