•Cost-effective VoIP trunk gateway

•Support echo cancellation, DJB, VNG, VAD and Qos

•Voice codec option: G.711A/U,G.723.1 (option), G.729A/B(option), iLBC(option)

•Simple Configuration, friendly GUI, strong handling capacity

•Good compatibility, support Asterisk, Elastix, Freeswitch and Small and medium IPPBX platform