SMG4004/4008 Wireless Gateway

Product Code: Support 4/8 GSM/WCDMA/CDMA/UMTS Protocols

SMG4004/4008 Wireless Gateway


  • Support 4/8 GSM/WCDMA/CDMA/UMTS Protocols

  • Superior Voice Quality by Designated DSP Chipsets

  • Support SMS and A Range of Mobile Applications



Synway SMG4000 series GSM/WCDMA/CDMA/UMTS VoIP Gateway is a multi-functional product used to efficiently realize the smooth transition between mobile and VoIP network. Different from SMG2000/3000 series, SMG4000 adds more software features and adopts new hardware structure design. With new pop-up SIM card slot, users are able to change SIM card easily without disassembling equipment. Also, it is fully compatible with Synway SIMCloud/SIMbank solution. 



Compact, convenient VoIP connectivity

High survivability&availability

Multi-function to ensure network security

Easy to install, configure, and maintain



Rich and powerful SIP normalization for various needs and minimum communication costs

Advanced hardware and software architecture to guarantee high performance

Interoperable with softswitch, PBX, and IP-PBX

User-friendly GUI for better control and management


Function Description

GSM: 850/900/1800/1900MHz

CDMA: 800MHz

UMTS: 850/900/1900/2100MHz

PSTN and VoIP Hotline

4/8 Concurrent Calls

Flexible Dial Rules and Manipulation Rules

SMS Sending and Receiving



Carrier Selection

PIN Code Management

Remote SIM Card Management(SIMCloud) 


Typical Application





Product Model

SMG4004-4G: GSM:850/900/1800/1900MHZ

SMG4004-4C: CDMA:800MHz

SMG4004-4W: GSM:900/1800MHz,UMTS:900/2100MHz

SMG4004-4WA: GSM:850/900/1800/1900MHz,UMTS:850/1900MHz

SMG4004-4WT: GSM:850/900/1800/1900MHz,UMTS:850/2100MHz

SMG4004-8G: GSM:850/900/1800/1900MHZ

SMG4004-8C: CDMA:800MHz

SMG4004-8W: GSM:900/1800MHz,UMTS:900/2100MHz

SMG4004-8WA: GSM:850/900/1800/1900MHz,UMTS:850/1900MHz

SMG4004-8WT: GSM:850/900/1800/1900MHz,UMTS:850/2100MHz


Session Capacity

4/8 channels


Voice Ability

G.711A, G.711U, G.729A/B, G723, G722, AMR, iLBC


Physical Dimensions

SMG4004/4008: L*W*H:260(mm)*153(mm)*30(mm), Weight:1.2Kg



Estimated MTBF: 150000Hours

1-Year warranty



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