2g SIM Box VoIP Gateway 16 Port 128 Sims GoIP GSM Gateway for Calling Rotation
Contact Supplier
Product Highlights
- Multi-Port SIM Capacity: Supports 8, 16, or 32 ports with up to 512 SIM card slots for high concurrency.
- Advanced SIM Rotation: Prevents SIM blocking via rotation based on duration, call count, or failure rates.
- Human Behavior Simulation: Mimics natural user activity to avoid detection and ensure network stability.
- Switch Bandwidth Optimization: SBO technology optimizes bandwidth usage for efficient call routing.
- IMEI Modification Support: Allows auto-generation and modification of IMEI for enhanced flexibility.
- Comprehensive Protocol Support: Fully supports SIP V2.0, GSM, CDMA, 3G, and 4G networks.
- Built-in WiFi and 4G Options: Optional built-in WiFi router and 4G module for mobile connectivity.
- Customized IVR Features: Supports two-stage dialing and customizable voice prompts for call handling.
Product Attributes
- Customization
- Available
- Model Name
- VoIP Gateway
- Network
- 4G / GSM Support
- Model NO.
- GSM VOIP Gateway 16 ports 128 sims
- Port Number
- 16
- SIM Card Slots
- 128
- IMEI Change
- Support
- API
- Support
- Firmware Update
- HTTP/TFTP
- Ussd
- Support
- Human Behaviour
- Support
- Calling Type
- Terminate/Originate Calls
- Switch Bandwidth Optimization(Sbo)
- Support
- Dtmf & Tts & Ivr
- Support
- Warranty
- 1 Year
- Transport Package
- Carton Box
- Specification
- GSM VOIP Gateway 16 ports 128 sims
- Trademark
- Etross / OEM Brand
- Origin
- Shenzhen, China
- HS Code
- 8517629300
- Production Capacity
- 50000000 PCS /Year
- Package Size
- 55.00cm * 35.00cm * 13.00cm
- Package Gross Weight
- 8.000kg
- Lead Time
-
7 days (1 - 10 Pieces)
To be negotiated ( > 10 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 2g SIM Box VoIP Gateway 16 Port 128 Sims GoIP GSM Gateway for Calling Rotation
Find Similar Products
Product Description
------Please consult for more details
Available models: GSM 8 ports 64 sims , 16 ports 128 sims, 32 ports 256 sims, 32 ports 516sims;
3G 32 ports 128 sims;
1 Main features:
Support 8 GSM ports, up to 8 concurrent calls (1 Ports 8 SIM card ,total 64 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)



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

GSM 32 Ports 512 Sims
|
4G 32 Ports 256 Sims
|
Packing List
|
Name |
Quantity (Piece) |
|
VOIP Gateway |
1 |
|
Antenna |
rubber stick antenna or 3M magnetic attraction antenna |
|
USB Cable |
1 |
|
Network Cable |
1 |
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 "" are certified.
Company Profile
General:
Shenzhen Etross Telecom Co., Ltd is a high-tech telecom company which specializes in developing and manufacturing wireless products, including 4G/3G/2G Fixed wireless terminal, 4G/3G/2G Fixed wireless telephone, 4G/3G/2G Fixed cordless phone, 4G CPE Router and SMS/VoIP Gateway, etc. For years, we have been devoted to providing good quality and hi-tech products to our clients, to be a China gold supplier of Telecom and IT products, we have operated around 21 years since 2006.
Business Description:
Currently we have several modern production lines producing 4G/3G/2G Fixed wireless terminal and Fixde wireless telephone, 4G/3G/2G Fixed cordless phone, 4G CPE Router, SMS/VoIP Gateway devices and Telemarketing terminal products. The production capacity can reach 1000 sets a day. In our company's R&D center, our experienced engineers are working to develop new high technology to guarantee our products' good quality and competitive advantage in the market. And some of our products have passed CE, FCC &RoHS certification.
Etross series products have been sold to more than 100 cities in China and exported to over 70 countires.
Major Products
Etross products are categorized under the following different segments:
1. Fixed Wireless Terminal Series: 4G LTE/3G WCDMA/ 2G GSM/2G CDMA
2. Fixed Wireless Telephone Series: 4G LTE/3G WCDMA/ 2G GSM/2G CDMA
3. Fixed Cordless Phone Series: 4G LTE/3G WCDMA/ 2G GSM/2G CDMA
4. CPE Router Series: 4G Indoor/Outdoor
5. SMS Gateway: 4G LTE/2G GSM
6. VoIP Gateway: 4G LTE/3G WCDMA/ 2G GSM/2G CDMA
7. Telemarketing Terminal: 4G LTE/2G GSM
Thanks for using Etross Series products, hope you can make more successfully.
About Our Factory & Business Background
- Address
- 3rd Floor, Block B, Yuetong Comprehensive Bldg.,Min Le road, Longhua District, Shenzhen, Guangdong, China
-
Terms of Payment
- T/T, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 1 PC
-
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
-
Production Machines
- Electric screwdriver, Test computer, DC power supply, Welding machine, Automatic packing machine, Oscilloscope
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Customization Options
- Customization from Samples
-
ODM Service Available
- Yes
-
R&D Engineers
- 4 people
Our Industry Experience & Global Business Record
-
Export Year
- 17 Years
-
Main Markets
- North America, Europe, Africa, East Asia(Japan/ South Korea), Australia
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- What SIM card capacities are available?
- Available models include 8 ports with 64 SIMs, 16 ports with 128 SIMs, and 32 ports with up to 512 SIMs.
- Does the device support 4G networks?
- Yes, optional 4G modules are available for models supporting 4G networks, enabling mobile call termination.
- How does the SIM rotation feature work?
- Rotation is triggered by accumulated call duration, idle time, call count, consecutive failures, or low duration calls.
- Can I customize the IVR voice prompts?
- Yes, the device supports customized IVR with two-stage dialing and configurable dial plans.
- Is IMEI modification supported?
- Yes, the device supports IMEI change, auto-generation, and modification of IMEI.
- What are the lead times for orders?
- Both peak and off-peak season lead times are within 15 workdays.
- What is the minimum order quantity?
- The minimum order quantity is 1 PC.
- Does the device support SMS and USSD?
- Yes, it supports SMS sending/receiving, batch SMS, and USSD balance inquiry.
Send your message to this supplier
People who viewed this also viewed
-
US$400.00-480.00 / Piece
-
US$450.00-499.00 / Piece
-
US$1,000.00-1,100.00 / Piece
-
US$400.00-480.00 / Piece
-
US$950.00-1,000.00 / Piece
-
US$450.00-480.00 / Piece
Find Similar Products By Category
- Supplier Homepage
- Products
- VOIP Gateway
- GSM
- 2g SIM Box VoIP Gateway 16 Port 128 Sims GoIP GSM Gateway for Calling Rotation
Related Categories
Hot Searches
- China GSM Factories
- GSM GPS Factories
- Gsm Device Factories
- Car Gsm Factories
- Voip To Gsm Gateway
- 8 Gsm Voip Gateway
- Gsm Voip Gateway
- Gsm Ip Gateway
- Gateway Gsm Voip Phone
- GSM SIP Gateway Bulkbuy