True Tech Enterprises.

The GOIP 4 – VOIP-GSM Gateway For 4 Channels has the following features:

• 4 calls simultaneously from IP phones to GSM networks and GSM networks to IP phones.
• It is a VoIP GSM Gateway for call termination (VoIP to GSM) and origination (GSM to VoIP).
• GoIP400 4 Port GSM Gateway is equipped with a Remote Control client which enables a secure remote access method for technical support and GoIP management.
• GoIP400 4 Port GSM Gateway comes with all the common network, VoIP, and GSM features which have been widely tested for compatibility, stability, and reliability, making the GoIP 4 Port GSM Gateway a highly efficient device.
• Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
• Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
• VLAN and QoS support
• NAT Transversal and Router functions
• Voice prompts, HTTP Web, Auto Provision support for configuration and updates