32 Port 256 SIM Card 4G LTE VoIP SIP Gateway for Traffic Call
Product Specifications
- Module
Contact Supplier
Product Highlights
- High Capacity SIM Support: Supports 32 ports with up to 256 SIM card slots for massive connectivity.
- Dual Network Compatibility: Seamlessly transitions between GSM 4G and VoIP networks for voice calls.
- Advanced Anti-Block Features: Includes SBO, BTS rotation, and human behavior simulation to prevent blocking.
- Flexible SIM Rotation: Automatically rotates SIMs based on call duration, idle time, or failure counts.
- IMEI Management: Supports IMEI change, auto-generation, and modification for network flexibility.
- Comprehensive Protocol Support: Fully compatible with SIP V2.0 and leading soft switches and SIP servers.
- Web-Based Management: User-friendly HTTP web interface for configuration, upgrade, and CDR management.
- Customization Options: Customization from samples available for product name and specific features.
Product Attributes
- Customization
- Available
- Type
- Gateway
- Protocol
- SIP
- Model NO.
- ETS-32X8(4G)
- Support
- IMEI
- Number of Channels
- 32
- Wire or Not
- Wireless
- Color
- Black
- Product Name
- 32 Port 256 SIM Card 4G VoIP SIP Gateway
- Ussd
- Support
- Human Behaviour
- Support
- Switch Bandwidth Optimization(Sbo)
- Support
- Calling Type
- Terminate/Originate Calls
- IMEI Change
- Support
- Warranty
- 1 Year
- Transport Package
- 1 Piece/Carton
- Specification
- 8KG/PCS
- Trademark
- Neutral or OEM
- Origin
- China
- Production Capacity
- 10000PCS/Month
- Package Size
- 52.00cm * 32.00cm * 13.00cm
- Package Gross Weight
- 10.000kg
- 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 32 Port 256 SIM Card 4G LTE VoIP SIP Gateway for Traffic Call
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Product Description
GSM 4G LTE VoIP Gateway ETS32x8G
32 Port 256 SIM Card 4G LTE VoIP SIP Gateway for Traffic Call
32 Ports 256 SIMs 2G GSM+4G LTE VoIP GoIP Gateway for Voice Call
32 Ports 256 SIM Cards GSM 4G LTE VoIP Gateway for Voice Calls
Overview:
ETS-32x8 GSM 4G VoIP gateway is newly designed IP to GSM 4G gateway supporting maximum 32 ports of GSM 4G Voice interface, it can effectively realize the smooth transition between PLMN(GSM 4G) and VoIP network. Compact cost effective design and system architecture of ETS-32x8 GSM 4G 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 4G) and Origination (GSM 4Gto VoIP), it is fully compatible with leading soft switch and SIP server.


Main Features:
Support 32 GSM 4G ports, up to 32 concurrent calls (1 Ports 8 SIM card ,totally 256 SIM card slots)
Module information:
Support multi-sim card rotation to avoid sim block
Support Human behaviour 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)
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 enquiry
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 behaviour 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)
Specifications
Interfaces
- Mobile Ports: 32 ports GSM/4G 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, 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/5A
- Temperature: 0~40 ºC(Operation), -20~80 ºC(storage)
- Humidity: 5%~90% RH,
- Power Consumption: 35W
- Product Appearance: Rack mountable 1u chassis
- Product Dimensions: 44(W) x 28(D) x 6.8(H) cm
- Product Net weight: 7.0kg
- Carton box Dimensions: 52(W) x 32(D) x 13(H) mm
- Gross weight with Packing box: 8KG
| Items | Quantity | Remarks |
| GSM 4G Gateway 32-256 host | 1 | |
| Antenna (Short Antenna) | 32 | 3m cable antenna optional |
| USB cable | 1 | |
| Network cable | 1 | |
| Weight | 8Kg | Complete set |
| Mearsurement | 52*32*13 |

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 is the maximum number of SIM cards supported?
- The gateway supports 32 ports with a total of 256 SIM card slots (8 SIMs per port).
- Does the device support SIM card rotation?
- Yes, it supports multi-SIM rotation based on call duration, idle time, call counter, or failure conditions to avoid blocking.
- What protocols and codecs are supported?
- It supports SIP V2.0, GSM 4G, and codecs including G.711, G.723.1, G.726, and G.729AB.
- Is customization available for this product?
- Yes, customization from samples is available, including product name and specific feature configurations.
- What is the warranty period for this gateway?
- The product comes with a 1-year warranty.
- What are the minimum order quantity and payment terms?
- The MOQ is 1 PC. Payment terms include T/T, PayPal, and Western Union.
- What are the lead times for production?
- The average lead time is within 15 workdays for both peak and off-season periods.
- Does the device support SMS and USSD functions?
- Yes, it supports SMS sending/receiving, batch SMS, and USSD balance inquiry.
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