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2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway

Shenzhen Etross Telecom Co., Ltd.
  • Audited Supplier
  • 19 yrs

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Product Highlights

  • High Capacity SIM Support: Supports up to 512 SIM cards with 32 GSM ports for massive concurrent connections.
  • Advanced Anti-Block Features: Includes SBO, BTS rotation, and human behavior simulation to prevent SIM and IP blocking.
  • Flexible Network Connectivity: Supports GSM, 3G, and optional 4G modules with built-in WiFi router for versatile deployment.
  • Comprehensive Web Management: User-friendly HTTP web interface for configuration, firmware upgrade, and real-time CDR management.
  • Smart SIM Rotation Logic: Automatically rotates SIMs based on call duration, idle time, or failure rates to optimize usage.
  • Professional VoIP Protocols: Full SIP V2.0 support with IVR customization, digit maps, and multiple voice codecs like G.729.
  • IMEI and USSD Support: Supports IMEI change/generation and USSD balance inquiry for enhanced control and monitoring.
  • Reliable Hardware Build: Steel cabinet design with AC/DC power options and comprehensive interface ports for stability.

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Product Images of 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway

2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway pictures & photos
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway pictures & photos
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway pictures & photos
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway pictures & photos
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
  • 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
  • 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
    2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
  • 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
    2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
  • 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
    2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
  • 2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
    2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway

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Product Description

ETROSS GSM/4G VOIP Gateway 
                                                              ------Please consult for more details
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway

Available models: GSM 8 ports 64 sims , 16 ports 128 sims, 32 ports 256 sims, 32 ports 516sims;
                                3G 32 ports 128 sims;
                                4G 32 ports 128 sims, 32 ports 256 sims
 
VOIP Gateway supports for SIP,SIP protocol,call center,web management,International calls....
 
Product Description

1 Main features:

Support 32 GSM ports, up to 16 concurrent calls (1 Ports 16 SIM card ,total 512 SIM cards)
Support GSM: Quad-band 850/900/1800/1900Mhz  
            CDMA: 450/ 800/ 1900Mhz optional 
            3G/UMTS: 850/900/2100Mhz optional
Support Multi SIM card rotation to avoid SIM block
Support Human behavior function
Support SBO (Switch Bandwidth Optimization) 
Support BTS rotation and lock 
Support encryption for VOS for anti-block of IP port
Support SMS Sending / batch SMS Sending / receiving
Support USSD balance inquiry
Auto activation SIM card and recharge 
Support IMEI change , auto IMEI change and generation
Automatically lock/open SIM card/ port according to its balance or alarm 
Support Codec: G.711a/u law, G.723.1, G726,G.729AB
Support bandwidth optimization (optional)
Built-in WiFi router, can directly connect to Modem
Built-in 4G module (optional), can use through 4G network if 4G module inserted
If with 4G module and mobile battery /power supply, then it can do call termination with mobility
Sys log output by USB interface for tracking records
User friendly web management interface 
HTTP Web support for configuration and upgrade
SIM swapping 
HTTP Web support ASR, ACD, PDD, SIM balance inquiry 
Convert the number as preset rules /Number translation 
Call routing / digit map
CDR management
IVR customized 
BCCH management
 
SIM card rotation conditions: 
1) According to accumulated call duration check (talk time)
2) According to accumulated idle&talking check(use time)
3) According to accumulated calls check (call counter)
4) According to consecutive call failure check(call failure)
5) According to consecutive low-duration calls check (Low duration)
 
Human behavior conditions:
1) According to accumulated call duration check (talk time)
2) According to accumulated idle&talking check(use time)
3) According to accumulated calls check (call counter)
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
3 Specifications:

Interfaces
Mobile Ports: 16 ports GSM/CDMA channels
Two(2) 10/100Mbps Ethernet Interface (2xRJ45)
USB: 1 port
SIM Card interface: 64 pieces + 4G SIM card 1 piece (Optional) 
4G interface: 1 channel
Wifi port: 1 
Voice Processing
Voice Codec: G.711a/u law, G.723.1, G726,G.729AB
QoS: Diff Serve, T oS, 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, digit map
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
Protocol
Protocol: SIP V2.0 RFC3261
SIP Characteristics: By port/device registration, Two183 mode
Configuration Management
Management: TFTP, HTTP, Sys log, CDR
Web GUI: Configuration, firmware upgrade, call status, CDR ,Configuration backup/restore 
Hardware Specifications
Power Supply:AC100~240V 50/60HZ DC12V/2A External 
Temperature: 0~40 ºC(Operation), -20~80 ºC(storage)
Humidity: 5%~90% RH, 
Power Consumption: 24W
 Product Appearance: steel cabinet
Product Dimensions: 37(W) x 17.2(D) x 6.5 (H) cm

Detailed Photos
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
GSM 16 Ports 128 Sims
 
GSM 4G 32 Ports 256 Sims
 
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
 
 
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
 
GSM 32 Ports 512 Sims






 
2g 32 Ports 512 Sims GoIP Gateway SIP Trunking Call GSM VoIP Gateway
4G 32 Ports 256 Sims

Packing List

Name

Quantity (Piece)

VOIP Gateway

Antenna

rubber stick antenna or 3M magnetic attraction antenna

USB Cable 

1

Network Cable

1

Company Profile

Shenzhen Etross Telecom Co.,Ltd    

      

        Etross founded in 2006, we have been committed to wireless products and offer one-stop solution (Fixed wireless terminal, Fixed wireless phone, CPE Router etc.)           

        At present, we have a complete set of communication and electronic assembly line and outbound service. Processing and collaboration factory. There are R & D centers, first-class engineers, and continuous promotion of new and high technology products.           

        More than 20 years' experience in selling and exporting to over 70 countries and regions.
 

About the Supplier

This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR242401". Items marked "verified" are certified.

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Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.
Shenzhen Etross Telecom Co., Ltd.

About Our Factory & Business Background

Address
3rd Floor, Block B, Yuetong Comprehensive Bldg.,Min Le road, Longhua District, Shenzhen, Guangdong, China
verified Terms of Payment
T/T, PayPal, Western Union
verified International Commercial Terms(Incoterms)
FOB, CIF, CFR, EXW
verified Average Lead Time
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays
verified Nearest Port
Shenzhen Port
verified Minimum Order Quantity
1 PC
verified Supply Chain Partners
20

Our Production Capability & Technical Expertise

Main Products
Fixed Wireless Phone, Fixed Wireless Terminal, SMS Gateway, VoIP Gateway, CPE Router, Telemarking Terminal, Fixed Cordless Phone
verified Production Machines
Electric screwdriver, Test computer, DC power supply, Welding machine, Automatic packing machine, Oscilloscope
verified Inspection Type for Finished Products
100% inspection(Visual inspection & Function inspection)
verified Customization Options
Customization from Samples
verified ODM Service Available
Yes
verified R&D Engineers
4 people

Our Industry Experience & Global Business Record

verified Export Year
17 Years
verified Main Markets
North America, Europe, Africa, East Asia(Japan/ South Korea), Australia
verified Number of Foreign Trading Staff
6
verified Overseas Agent/Branch
No
verified New Products Launched in Last year
Yes

FAQ

What is the maximum number of SIM cards supported?
The gateway supports up to 512 SIM cards across 32 ports, with models available for 64, 128, 256, and 512 slots.
Does this device support 4G networks?
Yes, optional 4G modules are available. The device can use 4G networks if the module is inserted, supporting mobility with battery power.
How does the system prevent SIM blocking?
It features Switch Bandwidth Optimization (SBO), BTS rotation, human behavior simulation, and encryption to avoid IP port blocking.
What management interfaces are available?
It offers a user-friendly HTTP web management interface for configuration, firmware upgrades, and CDR management, plus USB syslog output.
Can I customize the IVR and call routing?
Yes, it supports customized IVR, call routing, digit maps, and number translation based on preset rules.
What are the warranty terms?
The product comes with a 1-year warranty covering mechanical defects.
Is customization or OEM service available?
Yes, ODM service is available, and customization from samples is supported by our R&D team.
What are the payment and shipping terms?
Payment via T/T, PayPal, or Western Union. Shipping terms are FOB, CIF, CFR, or EXW with a lead time of within 15 workdays.

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