GSM VoIP Gateway

Dinstar UC2000-VA is a single channel GSM VoIP Gateway used to smoothly transit between mobile and VoIP networks, for transmission of voice and SMS both. Integrated GSM connectivity and SIP protocol compatible with mainstream VoIP platforms, it is suitable for enterprises, multi-site organizations, call terminators and areas with limited landline like rural area to cut down telephony costs and enable easy & efficient communications.

  • GSM

  • Voice

  • SMS

  • SIP

1-Channel VoIP GSM Gateway

GSM support

Hot Swappable SIM Cards

Compatible with mainstream VoIP platform

Mobility Extension, never miss a call

SMS sending & receiving


Mobile connectivity for SME IP Phone System

Mobile Trunking for Multi-site offices

GSM as Voice Backup Trunks

Land-line replacement for rural area

Bulk SMS service

Easy Management

  • Intuitive Web interface

    System Logs

  • Configuration Backup & Restore

    Advanced Debug tools on web interface

  • Features
  • Download
  • 1 SIM slot, 1 antenna
    Polarity Reversal
    GSM: 850/900/1800/1900MHz
    PIN Management
    SIP v2.0, RFC3261
    Codecs: G.711A/U , G.723.1, G.729AB
    SMS to Email, Email to SMS
    Echo Cancellation
    Call Waiting/Call Back
    DTMF: RFC2833, SIP Info
    Call Forward
    Mobile to VoIP, VoIP to Mobile
    GSM Audio Coding: HR, FR,EFR, AMR_FR,AMR_HR
    SIP Trunk and Trunk Group
    HTTPS/HTTP Web Configuration
    Port and Port Group
    Configure Backup/Restore
    Caller/Called Number Manipulation
    Firmware Upgrade by HTTP/TFTP
    SIP Codes Mapping
    CDR(10000 Lines Storage Locally)
    White/Black List
    PSTN/VoIP Hotline
    Traffic statistics: TCP,UDP,RTP
    Abnormal Call Monitor
    VoIP Call Statistics
    Call Minutes Limitation
    PSTN Call statistics: ASR,ACD,PDD
    Balance Check
    IVR Customization
    Random Call Interval
    Auto Provisioning
    SIP/RTP/PCM Capture
  • UC2000-VA GSM VoIP Gateway Datasheet
    UC2000 User Manual