Ejointech Multiple Sim Calling Machine 4G LTE 16 Ports 64 SIM GOIP VoIP GSM Gateway [ACOM516L-64]
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VoIP Gateway is a multi-functional and high performance product, which convert GSM network to VoIP.It supports mutiple concurrent lines.It is widely used in call center, enterprise communication,sim active, sms verify code, sms marketing, automated appointment reminder service,sim recharge and corporate sms,veryfication sms,wallet payment system etc.
ACOM56L-64 series is a multiple sim cards per port (4 sim cards per port) device which uses Internet Protocols to transmit and receive voice communications and sms service.
Specifications
Model |
ACOM516L-64 |
Description |
16 Ports 64 Sim Slots 4G LTE Voip Gateway |
Frequency Bands | Global Network Compatible |
SIP Specification |
SIP/2.0 RFC3261 Session Timer RFC4028 STUN |
Network Protocols |
DHCP/PPPoE/VPN(PPTP/Open VPN) NTP Telnet/HTTP/FTP/TFTP Encryption:Ejoin,VOS2000,RC4,XOP.Base64 |
Telephone |
Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White/Black list |
Telephony Signaling |
DTMF tone detection/generation DTMF relay: in-band, RFC 2833 and SIP info Call forward: unconditional, no answer and busy N-way conferencing Caller ID display/generation, Mobile Number Portability |
Voice Capability |
Voice codecs:G729a/b/e,G723.1,G.711 A/U law, iLBC Echo cancellation Silence suppression & detection(VAD, CNG) Adaptive jitter buffer Volume adjustable IVR customized |
Number of Ports |
1 WAN 10/100Base-T ethernet(RJ-45 connector) 1 Console(USB) |
LED | 1 Power and 16 card online and running status indicator |
Power Supply | 100-240VAC, 50 - 60 Hz IN, 12V/8A OUT |
Operating Environment |
Operating temperature: 0 - 50ºC Operating humidity: 10 – 90%RH |
Net weight | 3.5KG |
Dimension | 44X22x4.5cm |
Warranty | 12 Months |

16 Ports 64 sim voip gateway
ACOM516L-64 it's 16 Ports VoIP GSM Gateway for call application (VoIP to GSM) and origination (GSM to VoIP). It is SIP&H.323 based and compatible with sip protocal like Asterisk, Trixbox, 3CX, SIP Proxy Server, IP Pbx,VOS. It can enable to make 16 calls simultaneously from IP phones to GSM networks and GSM networks to IP phone,support up to 64 sim cards work by rotation.
ACOM516L-64 enables both SMS and Voice function.
Unlock Seamless Connectivity and Advanced Voice Solutions
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Main Features
- 📱 4 SIM slots per channel
- 🔢 16 ports / 64 SIM slots
- 📶 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