The DFRobot Gravity CAT1 A7670G is an integrated 4G LTE CAT1 wireless communication module designed for global IoT applications. It supports extensive LTE-FDD, LTE-TDD, and GSM bands to ensure worldwide network compatibility. Featuring UART and USB interfaces, it plugs seamlessly into Arduino, Raspberry Pi, and LattePanda boards, functioning as a 4G network card. The module supports multiple protocols including TCP/IP, HTTP, FTP, and enables voice, SMS, and data communications via easy AT command control, ideal for IoT, logistics, and remote monitoring projects.
Key Features
- Global multi-band support: LTE-FDD, LTE-TDD, GSM
- 4G LTE CAT1 speeds: uplink 5Mbps, downlink 10Mbps
- Supports voice calls, SMS (MT, MO, CB), and data communication
- UART and USB interfaces for broad compatibility
- Supports major protocols: TCP/IP, IPV4, FTP, HTTP(S), DNS
- Easy control with standard AT commands
- Compatible with Raspberry Pi, Arduino, LattePanda
Technical Specifications
- Power Supply: Terminal connector 5-12V, TYPE-C 5V
- Supported Bands:
- LTE-TDD: B38/B39/B40/B41
- LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28/B66
- GSM: 850/900/1800/1900MHz
- 4G Speed: Uplink 5Mbps, Downlink 10Mbps
- Interfaces: UART (3.3-5V, PH2.0-4P), USB, audio output, microphone
- SIM Card Slot: Push-lock type
- Antenna: MAIN antenna IPEX male connector ×1
- Operating Temp: -40°C to 85°C
- Dimensions: 60mm × 52mm
Applications
- IoT data communication and remote device control
- Mobile device monitoring and tracking
- Logistics, transportation, and fleet management
- Warehousing and theft prevention
- Surveillance and location-based services
Why Choose DFRobot Gravity CAT1 A7670G?
The A7670G module combines robust 4G CAT1 connectivity with global multi-band support, ensuring reliable worldwide network access. Its compatibility with popular SBCs and simple AT command interface accelerates development cycles. With integrated voice, SMS, and data transmission in one compact form, it’s perfect for IoT projects focused on efficiency, connectivity, and ease of use.