Grandstream GXW4501

E1/T1/J1 Digital VoIP GatewayGXW4500 SeriesThe GXW4500 series are E1/T1 Digital VoIP Gateways that allow digital PSTN and ISDN trunks to be integratedwith VoIP networks. By connecting the GXW4500 series with a VoIP network and a traditional PBX or E1/T1 provider, businesses can drastically increase the amount of PSTN/ISDN trunks integrated with their VoIPnetwork. The GXW4500 series offers three models that provide 1, 2 or 4 E1/T1/J1 spans and support 30, 60 or120 concurrent calls to cater to the VoIP needs of large and medium sized enterprises. Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2Dual Gigabit auto- sensing RJ45 network ports with integrated NAT routerSupports a wide- range of voice codecs, including Opus, G.722, G.729, iLBC, and moreTLS and SRTP security encryption technology to protect calls and accountsAutomated provisioning by HTTP/TFTP with XML config filesSupports T.38 Fax for creating Fax-over-IPSupports multi- language voice prompts