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voip gsm gateway 32-port,512 sim goip gsm bank,32 port goip gsm module usb modem voip gateway

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Quick Details

SIM slot: 512 sim cards
Warranty: 12 Months
Description: gsm voip gateway 32 ports 512 sim rotation
Place of Origin: Guangdong China
Main Functions: VoIP calling and bulk sms
Model Number: ACOM532G-512
Voice Codec: G729,G723,G711 A/U law,G726-32,G722 auto-selecting
Brand Name: Ejoin
Type: VoIP Gateway
Tech support: free lifetime 7x24x365
ETMS: CDR checking and SMS Query
Frequency: GSM: 850/900/1800/1900Mhz
Encryption Proxy Server: Ejoin,VOS2000,RC4,XOP.Base64
Protocol: Standard SIP/HTTP SMS API/SMPP
Packaging Detail: 1.One device with accessories in one paper box, 5 devices in one carton with built-in EPE foam 2. Weight: about 10kgs.
Selling Units: Single item
Single package size: 50X44X5 cm
Single gross weight: 7.0 KG
Package Preview:
Shenzhen Eou Technology Co., Ltd.
Gold Supplier
Response Rate
On-time delivery rate
US$ 70,000+
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Quick Response

7*24 hours Online Service

Skype: ejointech.v 
Wechat: Ma_Kye

Software Consulting

With our trained professionals who have heaps of experience in software and hardware trade, what you get is quality experience.

After-Sale Service

* Free Lifetime Technical Support
* 12 months warranty
* Free Firmware Version Upgraded Online

GSM Gateway Details

1) Support 8/16/32 Channel, Up to 512 sim for auto sim switch by call minutes/SMS limit per sim/day.
2) 2G/3G/4G models all available.
3) Support work with Call Center Software, IPPBX, 3CX,Elastic,Asterisk, Vos,VPS, Freeswitch, Softswitch     Cicso etc.
4) Free Firmware Version upgrade online and Remote Centralized Management.
5) SIM Card work rotation between 512 sim cards automatically

                                        VoIP 32 PORT 512 sim gsm gateway

   ACOM532G-512 is a multi-functional and high performance product, which convert GSM network to VoIP.It supports 32 calls concurrent.With multiple call duration control and unique human behavior , customers can get high performance easily. It is widely used in call termination,call center, enterprise communication,sim active, sms verify code, sms termination, automated appointment reminder service,sim recharge and corporate sms,sms mobile marketing,wallet payment system etc.

Model: ACOM532G-512
Channels: 32 (total support 32 sim work at once)
SIM Slots: 512 (1 port has 16 sim work by rotation)
2G: 850/900/1800/1900Mhz@GSM
Net weight:7kg
Gross weight:8kg

GSM Gateway Highlights

1. IMEI Change & customize
2. Human Behavior features
3. Auto Recharge & Balance display
4. Auto card rotation/switching
5. Prefix minutes package Control
6.Remote web-based management and control
7.Support SIMBANK remotely manage
8.Support 2g/3g/4g optional

 GSM Gateway 512 sim 

√ SIM Card Rotating
√ Call Duration Limitation for SIM Card
√ IMEI Change
√ Port Inter-Calling/SMS
√ Station intelligent switching
√ SIP, SMPP, Scripting API
√ Auto Recharge & Balance Check /Alert
√ Dial Plan/Prefix Inward Translation
√ Real-time Performance Statistics/Monitoring 

Human Behavior Features:

Auto IMEI change
Auto base station change
Auto sim switch with more than 10 conditions
Port-Inter call/SMS
Call Duration minutes control per sim per day/month
sim data internet surfing

Mobile Features:

Multi-language Interface

Role Management
USB Serial COM
Configuration Backup and Restore
Support HTTP/TFTP Upgrade

More Ejoin Softwares for Gateways

ETMS: monitor all status of all your ejoin gateways in one page
Remote access/CDR checking/SMS Query
Auto recharge/IMEI/sim status/balance checking/Multi devices
ESPS: For manage gateway and simpool, and set your own SIM assignation strategy
Role management
Multi accounts

SMS Features and SMS Softwares

EIMS1.0: For blast SMS sending,receiving and forwarding online
EIMS2.0: For SMS termination support both http/smpp
AT/USSD command
HTTP API, SMPP server/client
Auto get sim number
Alert for low balance/Auto recharge
Call/SMS statistics
Blast SMS Platform free

GSM Gateway software

Call Duration minutes limit

IMEI Changeable

SIP Server Settings

Packing & Delivery
Gross Weight: 10KG
Net Weight: 8KG
32 pieces antennas
1 power adaptor with 12V/8A
1 power plug(CCC/EU/USA/UK/JP/AU)
1 network cable
1 USB cable


All goods can be shipped in 24hours after receive the payment.
DHL,UPS,FEDEX,Aramex ,etc


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Special package:

We have special package to help you to save bulk taxes.

About Eoutech

EouTech is a brother company of Ejointech,the original developer and manufacturer of VoIP Gateways and solutions for more than 16 years.We provide high quality 2G/3G/4G VoIP sim gateways, HTTP/SMPP SMS modems, SIMBANK,FXS/FXO gateways , Media gateways, IP phones and Value added applications as well as specialized and Flexible VoIP communication solutions based-SIP,OEM and ODM services for carriers and providers around the world.

Ejointech 2G/3G/4G VoIP sim gateways are based on industry standard protocols, which are fully compatible with Asterisk and well known VoIP device providers (Cisco,Huawei etc), for deploying flexibly many communication solutions, to bring deeper clarity and better end-user communication experience.
Customer satisfaction is our eternal pursuit. We are looking forward to creating a brighter future with all our customers! The reliable and competitive products, the trained technical support team can satisfy you. Ejointech original service is warmly and powerful.

Contact US

Yan Yan

Mobile: +86-18680091963

Skype: ejointech.v |Wechat: 598794489

Whatsapp: +86-18680091963