8/16/32 port gsm goip gateway,Etross manufacture, good quality voip gsm gateway

Overview:

ETS-32G GSM VoIP gateway is newly designed IP to GSM gateway supporting maximum 32 ports of GSM Voice

interface, it can effectively realize the smooth transition between PLMN(GSM) and VoIP network. Compact cost

effective design and system architecture of ETS-16G provides customer satisfaction in high quality, performance

and system reliance. This product uses the state-of-art technology voice compression and Smart QoS of ETS to

maintain the maximum voice quality under fast internet line and slow internet line as well, thus It is an ideal

gateway for heavy duty VoIP call termination (VoIP to GSM) and Origination (GSM to VoIP),

it is fully compatible with leading soft switch and SIP server. 

Main Feature:

32 GSM ports ,up to 32 concurrent calls
GSM: Quad-band 850/900/1800/1900Mhz,
CDMA :450/800/1900Mhz optional
3G/UMTS 850/900/2100Mhz optional
Web-based SMS Sending / receiving
Sys log output by USB interface for tracking records
Voice prompts.
HTTP Web support for configuration and upgrade
SIM swapping
HTTP Web support ASR,ACD,PDD, SIM balance check
Call routing / digit map
CDR management
IVR management
BCCH management
Auto IMEI generation and change, Auto SIM card activation
Simulating human behaviors for calling and messaging

Specification 

Interfaces
Mobile Ports: 32 ports GSM/CDMA channels
Two(2) 10/100Mbps Ethernet Interface (2xRJ45)
USB: 1 port
Voice Processing
 Voice Codec: G.711a/u law, G.723.1, G726,G.729AB
 QoS: Diff Serve, ToS, VAD, PLC, CNG
Call Features
Calling Type: Terminate/Originate calls
 IVR Voice Prompt: Two stage dialing, Customized IVR
 Call handling: One stage dialing, Configurable dial plan
 DTMF: RFC2833, SIP
Mobile Features
 General Feature: SMS, USSD, IMEI/PIN modify, Call minutes
restriction, Carrier select, BCCH, Reversal Polarity Network
 Network Mode: NAT router or switch mode
 Network Protocols: IP,TCP, UDP,TFTP, FTP, RTP, RTCP, ARP,
   RARP,ICMP Ping, NTP, SNTP, Http, DNS, PPPoE, DHCP
NAT traversal: Static NAT, STUN
Protocal
Protocol: SIP V2.0 RFC3261
SIP Characteristics: By port/device registration, Two 183 mode
   Configuration Management
 Management: TFTP, HTTP, Sys log, CDR
 Web GUI: Configuration, firmware upgrade, call status.

   Configuration backup/restore

Hardware Specifications
Power Supply:AC100~240V 50/60HZ DC12V/1A

Temperature: 0~40 °C(Operation), -20~80 °C(storage)
Humidity: 5%~90% RH,
Power Consumption: 35W
Dimensions:440(W) x 250(D) x 230(H) mm
Net weight: 7.0kg