Gold Member Since 2010
Audited Supplier
Shenzhen DBL Technology Limited

8 Channel GSM Gateway, GSM VoIP Gateway, GoIP manufacturer / supplier in China, offering 8 SIM Cards VoIP GSM Gateway, GoIP-8, 4 Port/Channel/SIM Card GSM Gateway GoIP4, 32 Ports GSM Gateway GoIP32 Support Bulk SMS VoIP Device and so on.

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Supplier Homepage Product VoIP GSM Gateway 8 SIM Cards VoIP GSM Gateway, GoIP-8

8 SIM Cards VoIP GSM Gateway, GoIP-8

FOB Price: US $226 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $226/ Piece
Get Latest Price
Port: Shenzhen, China
Production Capacity: 5000PCS/Month
Payment Terms: T/T, Western Union, Paypal
Basic Info
  • Type: Gateway
  • Support: SMS
  • Wire or Not: Wire
  • Warranty: One Year
  • Origin: China
  • Protocol: H.323&SIP
  • Number of Channels: 8
  • Color: Gray
  • Trademark: DBL
  • HS Code: 8517709000
Product Description
Key Features
Open Standard VoIP Protocols (ITU H. 323 V4 and IETF SIP V2)
Single or Multiple Server Registrations
Two 10/100 Ethernet circuits connect to the LAN and an additional device
GSM module for making GSM calls
Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
VLAN and QoS support
NAT Transversal and Router functions
Voice prompts, HTTP Web, Auto Provision support for configuration and updates
Highly stable embedded Linux operating system in high performance ARM 9 Processor

Basic Features
LEDs for Power, Ready, Status, WAN, PC, GSM
Call forward from GSM to VoIP and VoIP to GSM
Dial in mode or dial out mode only
Dial Plan
Password protection for both GSM dial in or dial out
Retransmit GSM Caller ID to VoIP terminal
Enhanced Features
Dynamic selection of codec
Advanced jitter buffer
Automatic traversal of NAT and firewall
VLAN / Qos
Router
Echo cancellation for Speakerphone
Comfort noise generation (CNG)
Voice activity detection (VAD)
Auto provisioning (requires auto provisioning server)
On line firmware upgrade
Multi-language support: English and Chinese

Supported Standards
ITU: H. 323 V4, H. 225, H. 235, H. 245, H. 450
RFC 1889 - RTP/RTCP
RFC 2327 SDP
RFC 2833 RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
RFC 2976 SIP INFO Method
RFC 3261 SIP
RFC 3264 Offer/Answer model with SDP
RFC 3515 SIP REFER Method
RFC 3842 A Message Summary and Message Waiting Indicator
RFC 3489 Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
RFC 3891 SIP Replaces Header
RFC 3892 SIP Referred-By Mechanism
Draft-ietf-sipping-CC-transfer-04 Session Initiation Protocol Call Control - Transfer
Codec: G. 711 (A/µ Law), G. 729A/B, G. 723.1
DTMF: RFC 2833, In-band DTMF, SIP INFO
ProcessorARM9E133MHz 
DSPVPDSP101 95MHz2 pieces
RAM16M 
FLASH4M 
PowerDC12V/3A +-10%Input AC100V to AC240V
ConsumptionThemaximum 20W 
GSM Module TypeDefault 900M/1800M Optional 850M/1900M 
LEDRUN, GSM, LAN, PC,
Network card2 RJ45; Supported NAT100/10BASE-T
Weight1.204kgWHITOUT DC ADAPTER
Working temperature0-42C 
Working humidity40%-90%Not congealed 
ColourGray 
GSMSIM PORT8 
VoIP Chunnel8 
   
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