Advantages

U240 is a cost effective and highly reliable Voice over IP (VoIP) gateway that offers landline quality voice and real-time fax data over IP networks. With its embedded architecture, U240 is ideal for VoIP applications associated with Small-Medium size Business, Remote Office and Branch Office, and ISP/ITSP service markets.

Benefits

Protocol SIP RFC3261 Passing through NAT devices Remote software upgrade capability by FTP Support G.711/ G.723.1 / G.726G.729A/G.729B codec algorithm Speed Dial Call forward/Call Conference/Call Waitting Volume Setting Service domain (SIP) Auto Detection Codec QoS (SIP Traffic) STUN Setting

Hardware

Line Port FXS x 4 Ports LAN Port 1xRJ45 10/100 Base-T Ethernet WAN Port 1xRJ45 10/100 Base-T Ethernet Protocol and Standards SIP RFC3261   TCP/IP Internet transfer and control protacal                                            RTP     Real-time Transport protocol   RTCP  Real-time Control protocol   VAD/CNG save bandwidth   TFTP    File Transfer protocol Humidity 10% to 90% (non-condensing) Operating Temperature                Operation temperature: 0° C to 50° C                                                                  Storage temperature: -30° to 65° C

Software

NAT supported DHCP support for LAN or Cable modem PPPoE support for ADSL or Cable modem Configured by HTTP web browser Support HTTP, TFTP upgrade. Support major G.7XX (G711,G729,G723,G726) Codec Dynamic voice jitter buffer CNG (Comfort noise generation),VAD G.165 compliant 16ms echo cancellation Tone generation and Local DTMF re-generation according with ITU-T E.164 dial plan and customized dial rules Support T30/T38 FAX Support both admin account and user account IVR (Interactive Voice Response)

Others

EMI Compliance CE/FCC/CCC         Dimension 13.5cm X 19cm X 3.5cm Weight 320g Packing U240 Gateway                     x 1        Ethernet UTP cable            x 1   12V/1A DC Adopter             x 1   RJ11 cable                           x 4