Anonymous
Apr 13, 2026
Rating: 5/5
Reliable global roaming
Used this across two countries without changing SIM. Excellent connectivity and signal strength.
Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Main Controller | ESP32-S3-WROOM-1 |
| Cellular Module | SIM7670G |
| Network Support | 4G LTE Cat 1 |
| Wireless Connectivity | Wi-Fi 802.11 b/g/n, Bluetooth 5.0 |
| GNSS Support | GPS, GLONASS, Galileo, QZSS, BeiDou |
| SIM Card Slot | Nano SIM |
| Interface | USB Type-C |
| Operating Voltage | 5V DC |
| Operating Temperature | -40°C to 85°C |
| Board Dimensions | 65 x 35 x 12 mm |
Anonymous
Apr 13, 2026
Rating: 5/5
Reliable global roaming
Used this across two countries without changing SIM. Excellent connectivity and signal strength.
Anonymous
Apr 05, 2026
Rating: 3/5
Steep learning curve
Great hardware but requires good knowledge of AT commands. Not ideal for absolute beginners.
Anonymous
Feb 25, 2026
Rating: 5/5
Perfect for IoT Prototyping
Works flawlessly with Arduino IDE. 4G connection is stable and setup was straightforward.
Anonymous
Feb 21, 2026
Rating: 5/5
GNSS accuracy is impressive
Tested the GPS functionality and it locked on quickly outdoors. Great for tracking projects.
Anonymous
Feb 03, 2026
Rating: 4/5
Good board, minor setup issues
Hardware is solid. Drivers took some time to install on Windows but once done it works well.
Q: What bands does the 4G support?
A: It supports FDD-LTE and TDD-LTE major bands globally. Check the datasheet for specific frequencies.
Q: Does it come with antennas?
A: No, antennas are sold separately. Please check the package contents list for details.
Q: Is there a tutorial for AT commands?
A: Yes, please visit our Wiki page for detailed AT command examples and usage guides.
Q: Is it compatible with MicroPython?
A: Yes, the ESP32-S3 supports MicroPython firmware. You can flash it via the USB interface.
Q: Can I power this via battery?
A: Yes, but ensure the battery voltage is regulated to 5V input to avoid damaging the board.