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 *ZX50-G4 is a 4 GSM Antennas IP PBX. Based on the Asterisk open source platform with excellent echo cancellation function.

Features

*ZX50-G4 is embedded VOIP PBX server and based on open Asterisk.
*Support PPPOE/VPN/DDNS/NAT/SSH.
*4 GSM Antennas,GSM/EDGE 850/900/1800/1900MHz
*Unlimited extension register.
*Support 30 simultaneous calls.
*Long time test assure stable performance.
*Easy for lan/wan network organization.
*Rich function in one small box.

*Configurable IVR menu
*Voice Mail,Voicemail to Email
*Follow me, Call waiting,Call transfer,Call Parking
*Call conference
*DISA
*Ring group
*SIP trunking, IAX trunking
*PSTN analog trunk
*Failback
*Call Detail Record
*Custom records voice for IVR
*Access vis: SSH/telnet/web
*Firmware upgradable via web interface(TFTP)
*High performance of network security. 

Interface 
2 X RJ45 ports
1 X Power port
4 GSM Antennas
4 SIM Cards Interface

Hardware and Software Requirements:

*CPU: 400MHz Blackfin 533 Chip
*Four GSM modules interface
*NAND flash 1G
*SDRAM 64M

Chengdu Zycoo Electronics And Information Technology Co., Ltd. is a high technology company located in High-Tech Incubation Park, Chengdu, China.

We have an outstanding R&D team and are engaged in the R&D of embedded devices, especially the network communication devices and consumer electronics. We mainly do the follow businesses:
1. VoIP product R&D
2. OEM&ODM service
3. Customized service

Till now, we have been selling our products to above 70 countries