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RO404 GSM Gateway



4 ports GSM Gateway  

With 4 Sim cards 

GSM: 850/900/1800/1900MHz 


    Physical Feature 

    Support 4 Number of Channels                       

    Frequency: GSM: 850/900/1800/1900MHz

    Power supply 100-240VAC, 50 - 60 Hz IN, 12V/3A OUT   

    Sip Specification: SIP/2.0 RFC0861

    Leds is 1 Power and 4 groups of card online and running status indicator

    Number of ports: 1 WAN 10/100Base-T Ethernet(RJ-45 connector),1 LAN 10/100Base-T Ethernet(RJ-45 connector),1 Console(USB)

    Special Features 

    Web Browser: Firefox/Chrome /IE/Opera                   

    Intelligent Routing by allowed prefix

    Proxy Encryption Solution for IP Block                     

    Support SIM Bank


    Human behavior

    Port inter-calling                                         

    Port inter-SMS sending

    Base Station intelligent switching                           


    Dynamic IMEI                                           

    Auto Recharge

    Module updating                                         

    Fake Ring-back

    Call Duration Limitation for SIM Card/Single                 

    Callee prefix replacing

    Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White/Black list


    Mobile Feature

    SMS Send, Receive and Forward(GSM/SIP/HTTP)                

    SMS Inbox

    AT Command , USSD*                                         

    SMS Format: PDU/TXT

    PIN Code Management                                        

    CDMA Delay Answer

    GSM Polarity Reversal                                         

    Carrier Selection

    Caller ID Hidden(need SIM Card support)



    Multi-language Interface                              

    USB Serial COM

    Configuration Backup and Restore                      

    Support HTTP/TFTP Upgrade

    Call statistics: ASR,ACD,PDD


    Voice Capability 

    G729a/b/e,G723.1,G.711 A/U law, iLBC auto-selectingEcho cancellationSilence

    suppression & detectionVAD, CNGAdaptive jitter bufferVolume adjustableIVR customized


    Network Protocol 

    DHCP/PPPoE/VPN(pptp).NTP, Telnet/HTTP/FTP/TFTP, Encryption, VOS2000, RC4, XOP, Base64

     DTMF tone dectection/generation, DTMF relay: in-band, RFC 2833 and SIP info, Call forward: unconditional,

    no answer and busy, N-way conferencing,Caller ID display/generation, Mobile Number Portability



    Operating temperature: 0 - 50ºC                   

    Operating humidity: 10 90%RH

    Warranty: 12 months                             


    Weight: 2kg


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