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Shenzhen DBL Technology Limited

Gsm Voip Gateway, Voip Gateway, Gsm Gateway manufacturer / supplier in China, offering Fixed Wireless GSM 8-Channel VoIP 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 Fixed Wireless GSM 8-Channel VoIP Gateway (GoIP-8)

Fixed Wireless GSM 8-Channel VoIP Gateway (GoIP-8)

FOB Price: US $226 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $226/ Piece
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Port: Shenzhen, China
Production Capacity: 10, 000 PCS/Month
Payment Terms: T/T, Western Union, Paypal, Money Gram
Basic Info
  • Model NO.: GOIP-8
  • Protocol: PPPoE
  • Number of Channels: 8
  • Color: Gray
  • VoIP Protocal: H. 323&SIP
  • Working Frequency: Default 900m/1800m /Optional 850m/1900m
  • Transport Package: Box Dimension: 39*22*9cm (L*W*H) G.W.:1.5kg
  • Origin: Guangdong China (Mainland)
  • Type: Gateway
  • Support: SMS
  • Wire or Not: Wire
  • Transportation: by Air
  • Build in: Reply Encryption
  • Trademark: DBL
  • Specification: Package: 10PCS/Carton
Product Description
The DBL 8 Channels GSM VoIP Gateway GOIP_8 with router support SIP/H. 323 GOIP_8 is a 8 SIM Card Broadband Phone Gateway that had been developed by DBL Co. GOIP_8 SIM Card Broadband Phone Gateway is a new product that connect the GSM and the VoIP seamlessly. To GOIP_8 what is installed on the Mobile SIM Card, you can register the GSM telephone on the VoIP Softswitch. SIP and H. 323 agreement are built in the GOIP_8 and configured flexible. Caller ID can be seen by using SIP. Flexible routing can meet the need of all kinds of call forwarding; Even more special is that GOIP_8 support multi-device group, it can be easily combined into arbitrary number of channels of Large Gateway Group.

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
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