Openvox SWG-M204W 4 2G 3G Channels Wireless 2nd Gen Gateway
Openvox SWG-M204W 4 2G 3G Channels Wireless 2nd Gen Gateway

Openvox SWG-M204W 4 2G 3G Channels Wireless 2nd Gen Gateway

Regular price $609.00 Sale price $535.92 Save $73.08
2 in stock

Model: SWG-M204W
Retail Price:  $609.00

SWG-M204W comes with 4 WCDMA Channels

WCDMA UMTS Band 850/1900Mhz (America)
GSM Band: 850/900/1800/1900MHz (America)


OpenVox SWG-M20x series wireless gateways include SWG-M202G/W/L and SWG-M204G/W/L. SWG-M20X series wireless gateways support multiple codecs, including G.711U, G.711A, GSM, G.722, G.726, G.729 multiple coding. The gateways support SMS messages sending, receiving, group sending and SMS to E-mail.

The SWG-M20x series gateways are 100% compatible with Asterisk, 3CX, FreePBX, FreeSWITCH SIP server and VOS VoIP operating platform. 

VoIP Features

  • Support SIP,IAX2 Protocol
  • Add, Modify & Delete SIP/IAX2 Trunk
  • SIP/IAX2 Registration with Domain
  • SIP V2.0 RFC3261 Compliance
  • DTMF Mode: RFC2833/Inband/SIP Info
  • Multiple SIP/IAX2 Registrations modes
  • Abundant Codecs:G.711A, G.711U, G.729, G.722, G.726, GSM

Management Feature

  • Simple and convenient configuration via Web GUI
  • Support maintenance and configuration by SSH
  • Support configuration files backup and upload
  • Support Chinese and English page
  • Firmware Update by HTTP
  • Support Web and SSH login password modification
  • Restore Factory Settings
  • CDR(More than 200,000 Lines CDRs Storage Locally)
  • System log
  • SIP/IAX2 log
  • TCP and SIP capture

System Features

  • Combine Different SIP/IAX2 Trunk into Group
  • CLID Display & Hide (Need operators' support )
  • Random call interval
  • Call Duration Limitation
  • Single Call Duration Limitation
  • Real Open API Protocol (based on Asterisk)
  • Support DISA
  • PIN Identification
  • Optional Voice Codec
  • Ports Group Management
  • SMS Remotely Controlling Gateway
  • SMS Bulk Transceiver, Sent to Email and Automatically Resend
  • SMS Coding/Detecting Automatically Identification
  • SMS Forwarding and Quick Reply
  • USSD transceiver
  • Outbound
  • Automatically Reboot
  • Support MMP
  • Support for custom scripts, dialplans
  • Support Openvox cloud manage

Operational Specifications

  • Module Type: WCDMA
  • Channels: 4
  • Band: GSM 850/900/1800/1900Mhz; UTMS 850/1900MHz
  • Sim Card Handling: Hot-Swap
  • LAN: 1x 10/100M
  • WAN: 1x 10/100M
  • Power: 16W (100-240v Power Adapter included)

Physical Specifications

  • Weight: 1.07 Pounds (487 grams)
  • Dimensions: 8.11" x 4.92" x 1.06" (206mm x 125mm x 27mm)


  • 1 Year Limited Manufacturer Warranty