4 Channels GOIP Gateway,GSM VOIP Gateway For Call Termination(VoIP to GSM and GSM to VoIP)

GoIP 400 GSM VoIP / GOIP Gateway 

Description: 

The GSM Fixed Wireless Terminal  4 ports Gateway GoIP-4 is a  4 SIM Card Broadband Phone Gateway that had been developed by ETROSS TELECOME GoIP_4 SIM Card Broadband Phone Gateway is a new product that connect the GSM and the VOIP seamlessly. To GoIP_4 what is installed on the Mobile SIM Card, you can register the GSM telephone on the VoIP soft switch. SIP and H.323 agreement are built in the GoIP_4 and configured flexible. Caller ID can be seen by using SIP. Flexible routing can meet the need of all kinds of call forwarding; even more special is that GoIP_4 support multi-device group, it can be easily combined into arbitrary number of channels of Large Gateway Group. 

Key Features:

1, Multiple GoIP4 grouping mode

2, Provide one cellular channels for IP-PBX

3, Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)

4, Single or Multiple Server Registrations

5, Two 10/100 Ethernet circuits connect to the LAN and an additional device

6, GSM module for making GSM calls

7, Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer                                                                                                                           

8, VLAN and QoS support

9, NAT Transversal and Router functions

10, Voice prompts, HTTP Web, Auto Provision support for configuration and updates

11, Highly stable embedded Linux operating system in high performance ARM 9 Processor

Basic Features:

1, LEDs for Power, Ready, Status, WAN, PC, GSM

2, Call forward from GSM to VoIP and VoIP to GSM

3, Dial in mode or dial out mode only

4, Dial Plan

5, Password protection for both GSM dial in or dial out

6, Retransmit GSM Caller ID to VoIP terminal

Enhanced Features:

1, Dynamic selection of codec

2, Advanced jitter buffer

3, Automatic traversal of NAT and firewall

4, VLAN / Qos

5, Router

6, Echo cancellation for Speakerphone

7, Comfort noise generation (CNG)

8, Voice activity detection (VAD)

9, Auto provisioning (requires auto provisioning server)

10, On line firmware upgrade

11, Multi-language support: English and Chinese 

Hardware Specifications:

1, Processor: ARM9E 133MHz

2, DSP: VPDSP101 95MHz

3, Memory: RAM 8MB/ Flash 4MB

4, GSM Module: Type: 850MHz, 900MHz, 1800MHz, 1900MHz

5, Power: Input AC100V ~ 240V, output 12 Vdc 500 mA

6, Power consumption: 12W maximum

7, Operating temperature: 10°C to 40°C (32°F to 104°F)

8, Storage temperature: 0°C to 50°C (32°F to 122°F)

9, Working Humidity: 40% ~ 90% Not congealed

10, Weight: 830 g (1 lb) (Including AC/DC Adapter)

11, Warranty: one year

How GOIP400 make you able to get free international calling?

peer to peer: it is a new function that you can use our voip without platform,what is more,it is free roaming for international call. you pay only the local call

Structure 1:

Structure 2:

Structure 3:

Structure 4:

GOIP 400 with external antenna:

SIM card slot of GOIP 400: