Grandstream GXW FXO IP Analog Gateway with 8 ports- Designed and tested for full interoperability with leading IP-PBXs soft-switches and SIP-based environments- Manageability a simple configuration superb voice and video quality and feature rich functionality- Based on open industry standards- Video surveillance port- External power supply- Two RJ-45 ports 10/100 Mbps (switchedor routed)- TFTP and HTTP firmware upgrade support- Multiple SIP accounts(choice of 3 profiles per account)- Programmable PSTN line settings for different countries/regions- 1 or 2 stage dialing- Caller ID- G.168 - echocancellation- Flexible DTMF transmission: In Audio RFC2833 SIP Info or any bination of the 3- Selectable multiple LBR coders per channel - T.38 Faxpliant GSGXW4108 2 10/100 Mbps network ports · Comprehensive codec support, Caller ID, flexible dial plans and security protection · Advanced security protection with SRTP · Designed and tested for full interoperability with leadingip-pbxs, soft-switches and sip-based environments · Failover SIP server feature in case Main SIP server goes down