Grandstream GXW 4004

Grandstream GXW 4004 offers small organizations, home users, remote offices and companies with a territorial work system a high-performance solution with excellent price/quality ratio to more effectively manage the cost of communication, while expanding the functionality of existing telephone systems in organization. Grandstream GXW 4004 is a solution, which easily integrates into existing VoIP FXS phone systems and FXO gateways.

GXW 4004 was designed to be compatible with popular IP PBX soft switches and a big number of various SIP oriented devices. The device was developed using open standards. GXW4004 gateways have compact design, extraordinary quality of voice transfer, rich functionality, high security and unsurpassed price/quality ratio.
Technical Characteristics: 4 analog FXS ports 2x RJ-45 ports TFTP and HTTP SIP protocol (RFC3261) T38 Support Web Interface and configuration RTP/RTCP/PPPoE support QoS: Diffserv, TOS, 802.1p/q support 1 PSTN linear port RJ11 for Fail-Over PSTN Registration of up to 2 SIP account per port Audio codecs: G711u/a , G723, G726, G728, G729a/b/e, iLBC и T.38 DHCP client/server, NAT router Security features TLS/SIPS/HTTPS/Telnet Power 12V DC FCC, CE standards

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Teles. VoIPBOX Bri VoIP Gateway

VoIPBOX BRI is a high quality feature rich VoIP gateway, which can be integrated into your clients’ telephone environment without making any changes to existing hardware footprint. This is the ideal solution for small and medium businesses, looking for a transition to sustainable cost effective telephone infrastructures. This device can be configured with 1 or 2 BRIs as TE (Terminal Endpoints) and up to 4 BRIs as NT (Network Termination) devices, meaning that a single device is capable of providing up to 8 VoIP channels.

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Voizbay

Voizbay is a leading communications company at the forefront of Internet telephony technology. Voizbay offers high-quality voice services to carriers, enterprises, service providers, and consumers worldwide.