Ejoin 512 Sim USA Bulk SMS Modem 64 Ports GSM Modem Gateway 4G Support USA and Global Mobile Sim Cards for SMS [ACOM664L-512]
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The ACOM664L-512 is a bulk SMS device that can send and receive SMS messages using up to 512 SIM cards. Each port holds 8 SIM cards and can switch between them automatically. It supports up to 64 SIM cards working online at the same time.With a max throughput of 5,440 SMS/min and real-time sms receive,it is the ideal choice for large-scale SMS campaigns, notifications, ticketing, verification codes, mobile top-ups and more.


Product Specifications
▸64 Ports- Massive parallel processing capacity
▸512 SIM Slots - (8 SIMs per port, 64 active simultaneously)
▸5,440 SMS/Min – Blazing-fast delivery
▸Global Carrier Support- Works with networks worldwide
▸Free Global Shipping + 12 Months Warranty + Free Lifetime Support
Proven Performance
✔ Trusted by a large network of ticket agencies globally.
✔ Powering 10,000+ large-scale SMS campaigns monthly
Why Choose Our SMS Gateway for Verification & Marketing?
✔ High-Speed Verification– Receive codes in seconds, 99.9% delivery rate.
✔ 512 Massive Scalability– Up to 300K SMS/Hour for Global A2P routes
✔ Global Coverage– Low-latency routes for Global
✔ Intelligent SIM Rotatio – Optimize deliverability like real users

Highlights
- 📶 Supports up to 64 SIM cards simultaneously
- 8 SIMs per port with automatic rotation
- Behavior-Based Throttling– Optimize SMS patterns to reduce blocking
- IMEI modification support
- 🌐 Web-based remote access from anywhere
- Real-time monitoring & control
- Full AT & USSD command access
- 📤 Send Bulk SMS/MMS Automatically
- Max throughput: 326,000 SMS/hour
- Template-based SMS, group or individual targeting
- Schedule messages, control quantity & intervals
- Content replacement tools & number file imports
- 🔗 Built-in HTTP API / SMPP support
- Compatible with third-party bots & automation
- Complete software package included

Receive SMS Online
- 🔄 Auto-forward SMS to email– Never miss important messages
- 🌐 Web-Based Inbox– Access & manage SMS remotely from any device
- 📡 Real-Time SIM Monitoring– Check SIM status and activity live
- ✅ Full Message Control– View, forward, or archive SMS seamlessly
Simplify Your Workflow – Try It Today!


HTTP API | SMPP Integration
- 🔗 Effortless Integration– A simplified API set for smooth connection with external systems or bots.
- 🌍 Global SMS Access – Send/receive messages via secure, low-latency endpoints worldwide.
- ⚙️ SMPP Support – Operate as either a server or client for powerful, scalable SMS communication.

Powerful Bulk SMS Marketing
- 🔄 Automated Bulk SMS & MMS – Save time with scheduled and rule-based sending
- 📇 Upload Contacts & Use Templates – Quickly import numbers and reuse message formats
- 🕒 SMS Scheduling – Set send times for future campaigns
- 🎯 Control Send Volume – Limit quantity per task to avoid over-sending
- 👥 Target Individuals or Groups – Customize messages by audience type
- 📊 Real-Time Delivery Reports & Stats – Track opens, sends, and failures
- ⚡ Lightning-Fast Sending – Send up to 326,000 messages per hour


All-in-One Software Suite Included
- ETMS Centralize and manage multiple SMS gateways from the cloud.
- EIMS Full-featured SMS marketing platform with routing, templates, billing, and reports.
- ESPS Remotely manage SIM cards across locations without direct connection to the modem.
Real Screens. Real Control

SMS Message Send & Receive
Send and monitor SMS across all ports

SMS Forward/sms to email
Auto-forward messages to your inbox ,system or bots.

AT command
Execute device commands for diagnostics and control

USSD Query
Perform balance checks, SIM activation, plan subscriptions, and other USSD-based operations.

SIM Cards Register Status
See SIM availability and usage in real-time.

IMEI Change
Change IMEI for each port as needed.

What’s Included in the Box
- Ejoin ACOM664L-512 Main Unit
- 4G SMA Antennas × 64
- Ethernet Cable
- USB Cable
- AC/DC Power Adapter (110–240V)
- Rack Mount Connector
- Net Weight: 7.5kg
- Gross Weight:9kg
- Device Dimension: 50.5x38.5x4.5cm
- Package Dimension:63x56x13cm