4G GSM CAT1 Core Board – A7670E / A7670SA / A7670G Tri-Band with GNSS & Voice

Professional-Grade 4G LTE CAT1 Module for IoT & Embedded Projects

The A7670 Series CAT1 Core Board is a powerful, compact 4G LTE development module from SIMCom, designed for IoT applications that demand reliable cellular connectivity, GNSS positioning, voice calls, and SMS. Available in three regional variants — A7670E-FASE (Europe/Middle East), A7670SA (Americas/Australia), and A7670G (Global) — this module covers virtually every deployment region worldwide.

📡 Key Features

• 4G LTE CAT1 + 2G Fallback: Supports LTE-TDD, LTE-FDD, GSM, GPRS, and EDGE networks
• High Data Rates: Up to 10 Mbps downlink / 5 Mbps uplink
• GNSS Positioning: Built-in GPS/GNSS support for real-time location tracking (variant-dependent)
• Voice & SMS: Full voice call and SMS functionality via standard AT commands
• Tri-Band Flexibility: Three variants cover Europe, Middle East, Americas, Australia, and Global bands
• AT Command Compatible: Fully compatible with SIM7500/SIM7600 AT command set
• SIM Migration Ready: Pin-compatible with SIM7000/SIM7070, SIM800A/SIM800F for easy upgrades
• Rich Interfaces: UART, USB 2.0, I2C, GPIO, SPI — works with Arduino, Raspberry Pi, ESP32, and STM32
• FOTA Support: Over-the-air firmware updates built in
• SSL/TLS Security: Encrypted communication for secure IoT deployments

📐 Technical Specifications

• Module: SIMCom A7670E-FASE / A7670SA / A7670G
• Network Standard: LTE CAT1, GSM, GPRS, EDGE
• Downlink Speed: 10 Mbps
• Uplink Speed: 5 Mbps
• Form Factor: LGA (Land Grid Array)
• Power Supply: 5.0V – 10V DC (5V recommended)
• Default Baud Rate: 115200 bps
• SIM Card: Nano SIM
• Interfaces: UART, USB 2.0, I2C, GPIO, SPI
• OS Support: Windows, Linux, Android

🌍 Variant Guide — Choose the Right Module

• A7670E-FASE: Europe, Middle East, South Korea, Thailand — includes GNSS
• A7670SA: South America, Australia, New Zealand — includes GNSS & Bluetooth/WiFi scan
• A7670G: Global bands coverage — ideal for multi-region deployments

🔧 Ideal Applications

IoT trackers & asset monitoring  |  Smart meters  |  Industrial routers  |  POS systems  |  Telematics & fleet management  |  Remote diagnostics  |  Surveillance devices  |  Smart agriculture  |  Emergency communication systems

📦 Package Contents

• 1 × A7670 Series CAT1 Core Board (variant of choice)
• LTE antenna connector onboard
• GPS antenna connector onboard (GNSS variants)

⚠️ Note: Please select the correct variant for your deployment region. SIM card not included. Antenna not included — external LTE/GPS antenna required.