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Shenzhen DBL Technology Limited

16-Port Voip Gsm Gateway, Sms Gateway, Imei Change manufacturer / supplier in China, offering 16 SIM Card VoIP GSM Gateway, 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 16 SIM Card VoIP GSM Gateway

16 SIM Card VoIP GSM Gateway

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 10000PCS/Month
Transport Package: Packing Box Dimension: 39*22*10
Payment Terms: T/T, Paypal, Western Union
Basic Info
  • Model NO.: GoIP-16
  • Trademark: DBL
  • Type: Gateway
  • Origin: Shenzhen
Product Description


16 SIM Card VoIP GSM Gateway
Overview


GoIP-16 GSM Gateway bridges the GSM and the IP networks by enabling voice communications. It is ideal for VoIP to Local termination where a fixed telephone line (PSTN) is not available or for cellphone roaming via the a VoIP network. Significant savings on long distance charges can be realized.

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
Hardware characteristics parameter Remark
Model GoIP-16  
Processer ARM9 133MHz  
DSP VP-101-1 196MHz  
RAM 32M  
FLASH 4M  
Power Supply DC12V/3A +-10%  
Frequency default  900M/1800M  
Choice:   850M/1900M  
Power Consumption Max 32W  
LED Operating and circuit light  
Network card 100/10BASE-T ×1  
weight 1.65KG  
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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