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16 ports gsm voip gateway,auto imei change 64 gsm sim box with free lifetime tech support

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Quick Details

Place of Origin: Guangdong China
Warranty: 12 Months
Main Functions: voice calling and blast sms
SIM Card: 64 sim card rotate
Model Number: ACOM516G-64
Voice Codec: G729,G723,G711 A/U law,G726-32,G722 auto-selecting
Brand Name: Ejoin
Type: VoIP Gateway
Tech support: free lifetime
ETMS: CDR checking and SMS Query
Frequency: 850/900/1800/1900MHz
Encryption Proxy Server: Ejoin,VOS2000,RC4,XOP.Base64
Protocol: Standard SIP/HTTP SMS API/SMPP
Interface: RJ45 Ethernet
Packaging Detail: 1.One device with accessories in one paper box, 5 devices in one carton with built-in EPE foam 2. Weight: about 4kgs.
Selling Units: Single item
Single package size: 50X40X8 cm
Single gross weight: 4.0 KG
Package Preview: https://sc04.alicdn.com/kf/HTB1jhMcRhnaK1RjSZFtq6zC2VXam.jpg_640x640.jpg
Shenzhen Eou Technology Co., Ltd.
Gold Supplier
Response Time
On-time delivery rate
US$ 70,000+
Visit Store
Quick Response

7*24 hours Online Service

Skype: ejointech.v
Wechat: 598794489

Pre-Sale Service

* Online demo device/softwares for testing
* Inquiry and consulting support
* View our Factory

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) Free lifetime Tech Support.

                                        16 ports 64 sim gsm voip gateway

   ACOM516G-64 is a multi-functional and high performance product, which convert GSM network to VoIP.It supports 16 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: ACOM516G-64
Description: Ejoin gsm 16 ports 64 sim VoIP Gateway 
Product size:44x20x4.5cm (1U Rack)
Warranty:12 months

16 port gsm voip gateway highlights

Human behavour for anti-sim blockage
Auto Recharge & Balance Check /Alert
Obtain SIM Number automaticall
Remotely device management
Prefix control route
Support SIM BANK and DTMF

Control outbound call routing on specific port
Capable of manage all the gateways in one software

Mobile Features:

Multi-language Interface

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

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

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

Demo Online

Call Duration minutes limit

IMEI Changeable

SIP Server Settings

Customer Photo
Packing & Delivery
Gross Weight: 5KG
Net Weight: 4KG
16 pieces antennas
1 power adaptor with 12V/5A
1 network cable
1 USB cable


All goods can be shipped in 24hours after receive the payment.
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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.



Skype: ejointech.v

Whatsapp/wechat: 008618680091963