<![CDATA[voice channel Resources | ZDNet]]> en-us <![CDATA[Hi Def Voice: Cool Sounding, But Do You Care?]]> Mon, 01 Dec 2008 16:05:02 -0800 <![CDATA[Real Time Data Transmission Over GSM Voice Channel for Secure Voice & Data Applications]]> Tue, 31 Aug 2004 00:00:00 -0700