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Shenzhen DBL Technology Limited

Voip Gsm Gateway, Voip Sip Adapter, 4 Port Gsm Voip Gateway manufacturer / supplier in China, offering 4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I, GoIP 8 8 Channel VoIP GSM Gateway/ 8 SIM Card Wireless VoIP Terminal Support SMS Server, 8 Port/Channel GSM VoIP Gateway with SIP&H. 323 (GoIP8) and so on.

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Supplier Homepage Product VoIP GSM Gateway 4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I

4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I

FOB Price: US $473.84 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $473.84/ Piece
Get Latest Price
Production Capacity: 10, 000PCS/Month
Transport Package: Package: 10PCS/Carton
Payment Terms: T/T, Western Union, Paypal, Money Gram
Basic Info
  • Model NO.: GOIP-4I
  • SIM Slots: 4
  • Weightl: 0.38kg
  • Operating Temperature: 10° C to 40° C
  • Warranty: One Year
  • Specification: Packing Box Dimension: 34*19.5*6cm
  • Type: Gateway
  • Support: VPN/Relay
  • Size: 25 *14*3.5
  • Storage Temperature: 0° C to 50° C
  • Trademark: DBL
  • Origin: Shenzhen, China
Product Description

GoIP GSM Gateway with Inner Antennas Specification:

1. 4  GSM channels
2. Bulk SMS/USSD
3. Good ACD,ASR
4. Auto Balance and Recharge
5. VoIP SIP&H323
6. Remote Access
7. Optional SMS termination
8. Support IMEI changeable
9.Quad band, IMEI changeable


Overview

 

A VoIP GSM Gateway (GoIP) bridges voice communications between the GSM and the IP networks seamlessly.In principle, it consists of a GSM module and a VoIP module. With a SIM card installed, the GSM module registers to the GSM network for voice and SMS services.

 

GoIP comes with various models of 1, 4, 8, 16 and 32GSM channels. When integrating in a VoIP system, GoIP is highly scalable in meeting customer's requirement on the number of channels (lines). In addition with its power functions, high voice quality, and low price, GoIP is an inevitable choice of many system integrators, call termination operatiors, small companies, and individuals.

 

Key Functions

  • GSM Carriers and Base Stations Optional
  • Sending SMS / USSD via built-in webpage or SMS Server
  • Remote SIM
  • Auto balance check and recharge (prepaid SIM)
  • Call time restrictions
  • Remote Control Management
  • Relay Server support for NAT and encryption of IP packets
  • PPTP VPN and Relay Encryption
  • Built-in SIP Proxy for peer-to-peer operation
  • GSM Quad Band: 850 / 900/1800/1900 MHz
  • Call forward from GSM to VoIP and VoIP to GSM
  • Call Back

 

Key Advantages:

  • Lightweight and Portable
  • Easy to install and administrate
  • IMEI Changeable
  • GSM Base Station Optional
  • Support SIM Bank/ SIM Sever
  • Manual/ Automatic Selection Operators
  • Sending and Receiving SMS and USSD (Web Interface)
  • Flexible Dial plan fo number alternation, call screen.
  • Flexible configuration modes.
  • All functions can be set on web.
  • Provide CDR report

 

Free Software/Server

Remote Control Server----Access Interface Remotely.

 

Relay Server----Relay Encryption( Make Terminals Traversal the NAT without STUN and Outbound Proxy)

 

SMS Server----Remote SIM cards; Send Bulk SMS; Provide CDR and ASR; Auto Balance and Recharge.

 

SIM Server----Remote SIM Cards on Duty; Set GSM Group( Assign several SIMs per GSM Port); Set talk time per SIM, Set Day of week, time range; Monitor CDR, ASR, ACD.

 

Autocfg Server---- Maintence all DBL termial device anywhere; embeded remote control server; Remote sim auto configuration.

 

Protocols: SIP/H.323

TCP/IP:IP/TCP/UDP/RTP/RTCP/,CMP/ARP/RARP/SNTP, DHCP/DNSClient,IEEE802.1P/Q.ToS/DiffServ. NAT Traversal, STUN, UPNP.

IP Assignment, Static IP, DHCP, PPPoE

4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I


4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I


4-Port VoIP GSM Gateway with Internal Antennas GoIP-4I
Hardware characteristics parameter Remark
Model GoIP4  
Processer ARM9  
DSP VP-101-1 196MHz  
RAM 16M  
FLASH 4M  
Power Supply DC12V/2A  
Frequency default  900M/1800M  
Choice:     850M/1900M  
Power Consumption Max 32W  
LED Operating and circuit light  
Network card 100/10BASE-T × 1  
weight 0.38KG  
Operating temperature 0-45° C  
Working humidity 40%-90% non condensation  
color grey  
GSM channel 16  
warranty 1 year  




















Network Characteristics Parameter Remark
LAN Port
DHCP support  
PPPoE support  
Static IP support  
Network Time Relay or Port forwarding Relay need coordinate with DBL Relay Server
10/100BASE-T 10 or 100 auto adaptation  
PC Port
Static IP support  
DHCP Max support 200 terminals  
10/100 BASE-T auto adaptation  
Switch mode support  
 













Speech Characteristics Service Condition Remark
G. 168 Echo cancellation support 16ms
g. 723 Support  
g. 711A/u Support  
g. 729A/B Support  
PLC Support  
CNG Support  
VAD Support  
Jitter buffer support  
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