[asterisk-users] Are the Siren7 and Siren14 the G.722 HD voice codecs?

[Tim Panton]

On 5 Jan 2011, at 13:07, Steve Underwood wrote:

> 
> G.722.1 is a 7kHz bandwidth codec. G.722.1C is a stretched version offering 14kHz bandwidth. These are most often found in Polycom phones, but they are available elsewhere. The only widely supported HD codec is G.722. Pretty much anything offering wideband voice supports G.722.

Except skype which only supports SiLK as the HD codec. I mention this because most people's experience with HD will be in a Skype-to-skype call,
although admittedly not in this group.

T.

Tim Panton - Web/VoIP consultant and implementor
www.westhawk.co.uk