Multi-SIM VoIP Gateway

GSM VoIP Gateway

Dinstar Multi-SIM VoIP GSM/3G/4G Gateway adopts the cutting-edge Multi-SIM technology, 4 SIM slots per 1 GSM/3G/4G channel, enables the smooth transit between mobile and VoIP networks.

Combined the features of GSM/3G/4G gateway and built-in SIMBank, it is a easy-to-deploy and cost-effective solution for enterprises, service providers, bulk SMS services.

  • Multi-SIM(1:4)

  • VoLTE

  • SMS

  • SIM Rotation

  • API

  • SIP

 Multi-SIM VoIP GSM/3G/4G gateway

4 SIM slots per 1 GSM/3G/4G channel 

32 chs / 128 SIM slots, 16 chs / 64 SIM slots, 8 chs / 32 SIM slots

Hot swappable SIM cards

All SIM slots in Front panel, easy to manage SIMs

Flexible SIMs allocation

SMS API for bulk SMS application


Mobile connectivity for SME IP phone system

Mobile trunking for Multi-site offices

GSM/3G/4G as voice backup trunks

Call termination for service providers

Land-line replacement for rural area

Bulk SMS service

Call Center / Contact Center Solution
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Easy Management

  • Intuitive Web Interface

    System Log

  • Configuration Backup&Restore

    Advanced Debug tools

  • Features
  • Download
  • 4 SIM slots per 1 GSM/3G/4G channel
    Auto CLIP
    32 chs / 128 SIM slots, 16 chs / 64 SIM slots, 8 chs / 32 SIM slots
    Signaling & RTP Encryption
    Built-in antennas combiner (Optional)
    SMPP for SMS
    GSM: 850/900/1800/1900Mhz
    HTTP API for SMS
    WCDMA: 900/2100Mhz or 850/1900Mhz
    Polarity Reversal
    LTE: Multiple frequency choices for different countries
    PIN Management
    SIP v2.0, RFC3261
    SIM Rotating by SIM run time, SIM balance
    SMS to Email, Email to SMS
    Codecs: G.711A/U , G.723.1, G.729AB
    Call Waiting/Call Back
    Echo Cancellation
    Call Forward
    DTMF: RFC2833, SIP Info
    GSM Audio Coding: HR, FR,EFR, AMR_FR,AMR_HR
    Programmable Gain Control
    HTTPS/HTTP Web Configuration
    Mobile to VoIP, VoIP to Mobile
    Configure Backup/Restore
    SIP Trunk and Trunk Group
    Firmware Upgrade by HTTP/TFTP
    Port and Port Group
    CDR(10000 Lines Storage Locally)
    Caller/Called Number Manipulation
    SIP Codes Mapping
    Traffic statistics: TCP,UDP,RTP
    White/Black List
    VoIP Call Statistics
    PSTN/VoIP Hotline
    PSTN Call statistics: ASR,ACD,PDD
    Abnormal Call Monitor
    IVR Customization
    Call Minutes Limitation
    Auto Provisioning
    Balance Check
    SIP/RTP/PCM Capture
    Random Call Interval
  • UC2000-VF Multi-SIM GSM/3G/4G VoIP Gateway Datasheet
    UC2000-VG Multi-SIM GSM/3G/4G VoIP Gateway Datasheet