Asterisk Echo Cancellation Modul

VEC_32 is a high-performanceecho cancellation modulewith 32 channels, it cooperates with CT800P, CT1200P, CT1600Pvoice cards to use, make voice cards can obtain one grade of pronunciation quality of telecommunication under the environment of high noise. Totally accord with ITU-T (International Telecommunications Union telecommunication committee) G.168 about the digital echo dispelling device(2000)Standard andG.164/165 standard regarding the fax / modem transmit. * Support U/A-Law ITU-T G711 code. * Support ST-BUS or GCI interface, speed is2.048M PCM. * Support 128MB delay 32channels echo cancellation. * Support can be choose turn on/off the channels, in order to reduce the total consumption. * Ultralow consumption, everychannel only consumes 4.68mW power. * It can use on CT800P, CT1200P, CT1600P, thus make the voice card possess one grade of pronunciation quality of telecommunication. * Suitable for IP-PBX (Internet's agreement - PBX), 3G wireless base station, moving and exchanging centre and other device in the noise environment. * Size(L*W*H):52*38*10MM