Ejointech 32 Port eSIM 4G VoIP GSM Gateway [ACOM532L-eSIM]
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The EJoinTech ACOM532L-eSIM is a versatile 32-port VoIP gateway that supports both eSIM or 32 physical SIM cards. Each port chip can be reprogrammed with up to 8 different eSIM numbers.
When enable eSIM ,the model works as 32 port 256 sim.
When disable the esim,the model works as 32 prot 32 sim.
ACOM532L-eSIM enables both SMS and Voice Capabilities.It can enable to make 32 calls simultaneously.

32 Ports 256 sim voip gateway
The Ejointech ACOM532L-eSIM VoIP Gateway offers a complete range of solutions, supporting 32 ports and up to 256 eSIM. With advanced features, it seamlessly connects mobile and VoIP networks, making it perfect for businesses, multi-site organizations, and areas with limited landlines.
- Physical SIM Mode – Disable eSIM to use the device as a 32 port, 32 SIM gateway (1 physical SIM per port).
- eSIM Mode – Enable eSIM to use the device as a 32 port, 256 SIM gateway (8 eSIMs per port to work by rotation).
Unlock Seamless Connectivity and Advanced Voice Solutions
Boost efficiency and save time with seamless voice solutions and fast, reliable connectivity for your needs.

Main Features
- 📱Dual SIM Support
- 🔢 32 ports simultaneously / 256 eSim by cycle
- 📶 VoLTE Enjoy high-quality voice services over LTE
- 🔌 Auto SIM Rotation- Automated SIM card rotation ensures uninterrupted service.
- 🔄 Hot swappable SIM cards
- 🛠️Flexible SIMs allocation
- 📲 SMS API for bulk SMS application
- 📧 SMS Efficiently manage SMS sending and receiving, ideal for communication needs.
- 🖥️ SIP v2.0, RFC3261

Friendly-Use Software
- Intuitive Web Interface
- Global Remote Access
- System Log
- Configuration Backup&Restore
- Advanced Commands
- CDR/Call Statistics Details
- Credit Limit | Billing Management
- Human Behaviour Features
SIP v2.0, RFC3261
Codecs Supported: G.711A/U, G.723.1, G.729AB
Echo Cancellation
Signaling & RTP Encryption
Mobile-to-VoIP & VoIP-to-Mobile Calling
Port and Port Group Configuration
White/Black List Management
PSTN/VoIP Hotline Support
Abnormal Call Monitoring
Call Forward
Billing Mangement
Support to work with SimBank
SMS Features
BULK SMS/MMS
HTTP API & SMPP Integration
SMS to Email
AT / USSD Command
Balance Check
Human-like Operation Simulation Feature
IMEI Modification
Inter-Port Calling
Inter-Port SMS Messaging
Switch Base Station
Internet Browsing