Free Shipping ,VoIP PBX GoIP GSM VoIP Gateway for 4 Sim Cards Insert GoIP-4

Specifications

4 GoIP/GSM SIM VoIP SIP gateway/H323&SIP /goip gateway

The GSM Fixed Wireless Terminal 4 ports Gateway GoIP-4 is a 4 SIM Card Broadband Phone Gateway that had been developed by CHINASKYLINE Ltd. 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.

Example:

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 just pay the local call

Model 1:

Model 2:

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Model 4:

Common function:

1 PSTN to VoIP:

Description:using the GoIP to connect with VoIP

2 VoIP to PSTN

Description: using the GoIP to connect with PSTN

3 Calling forward

Description:If you are in china but your main business is in Malaysia, you only put a Malaysia SIM card into the GoIP.In this condition,all calling the SIM number can connect your Phone number in China directly.

4 calling back

Description:When you are using the telephone, and you are want to get preferential from VoIP Phone anytime and anywhere.You just call the SIM card number which in GoIP,the calling number would send to Server by GoIP,then the server receive the calling number and establish the new calling.Then you will receive the new calling,you just accept the calling,Now you are calling with your customer by server.