Hitachi Rolls Out Compact SIP Gateway

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Add Hitachi to the ranks of VOIP gateway manufacturers.

The NT-4S from Tokyo-based Hitachi Communication Technologies Ltd. is a SIP (RFC3261) gateway with four CO-facing ports to packetize the voice traffic coming out of conventional PBX equipment.

/zimages/3/28571.gifRead more here about companies touting VOIP gateways as a way to switch to IP telephony.

The compact device measures 210 millimeters by 166 mm by 40 mm, weighs 1kg and is equipped with a G.711 (uncompressed, 64 kbps) and G.729a (compressed, 8kbps) voice codec. It includes a G.165-compliant line echo canceller.

The 10Base-T/100Base-TX system is priced at $1,684. The company plans to sell 20,000 units annually, with shipment slated for July 14.

/zimages/3/28571.gif Check out eWEEK.coms VOIP & Telephony Center at http://voip.eweek.com for the latest news, views and analysis on voice over IP and telephony.