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- This is SIM7670C 4G LM137 with Antenna(GSM 4G Foldable)- ADIY
- SIMCOM A7670C LTE module as the core component
- Supports LTE-FDD, LTE-TDD, and GSM frequency bands
- Controlled through AT commands for easy integration
- Includes a SIM card holder and SMA antenna connector
- Equipped with a DC power jack for power supply
- Offers RS232 interface for connectivity to computers or microcontrollers
SIM7670C 4G LM137 with Antenna(GSM 4G Foldable)- ADIY
The ADIY 4G LTE modem is equipped with a SIM card socket, an SMA antenna connector, a DC power jack, and an RS232 interface. It supports various wireless communication modes including LTE-TDD, LTE-FDD, GSM, GPRS, and EDGE.
This board is centered around the SIMCOM A7670C LTE module and is furnished with an RS232 interface. The RS232 interface allows for effortless connectivity to a computer or laptop using a USB to Serial connector, or to a microcontroller using an RS232 to TTL converter. Additionally, a 3-pin header provides access to a 1.8V level UART interface, enabling direct interfacing with microcontrollers. Communication with the A7670C module is achieved through the utilization of AT commands.
Pinout:
Features:
- Serial interface
- Based on the SIMCOM A7670C LTE modem
- Supports LTE-FDD, LTE-TDD, and GSM frequency bands
- Controlled via AT commands
- SIM card holder included
- SMA antenna connector
- DC power jack
- RS232 interface
- Suitable for LTE and GSM networks
- Maximum downlink rate of 10Mbps
- Abundant software functions such as FOTA, LBS, and SSL
- RS232 DB9 Connector interface
- SMA connector for external antenna
- 1.8V UART header
Shipping & Returns
Shipping & Returns
- All orders confirmed before 3 pm IST are shipped on the
same day, barring rare pickup delays on holidays or disturbances - Delivery time in Metro cities is 1-3 days, Others it is
3-7 days. It varies based on location, reliant on courier services - Return window: 7 days from receipt unless stated
otherwise. No refunds/replacements after - Returns only for non-working/damaged products are accepted
- Initiate return requests to our customer service team via Support ticket or contact us at +91-8123057137
- Refunds are processed within 3-4 working days post inspection and approval.
For more details, please check our Shipping and Return Policy
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Package Includes:
- 1 x SIM7670C 4G LM137 with Antenna(GSM 4G Foldable)- ADIY
Specifications:
| Input Voltage | 7-12V DC |
| Module | A7670C by SIMCOM |
| Frequency Bands |
LTE-FDD : B1/B3/B5/B8 LTE-TDD : B34/B38/B39/B40/B41 GSM: 900/1800MHz |
| Temperature GNSS |
-40°C~85°C |
| Size |
70x46.2x14.4mm |
Specifications:
LTE-FDD : B1/B3/B5/B8
Specifications:
LTE-TDD : B34/B38/B39/B40/B41
Specifications:
GSM: 900/1800MHz
Specifications:
-40°C~85°C
Specifications:
70x46.2x14.4mm
1.Which SIM module supports 4G?
- The SIM7670C module does support 4G. It is based on the SIMCOM A7670C LTE modem and supports LTE-FDD, LTE-TDD, and GSM frequency bands, with a maximum downlink rate of 10Mbps and uplink rate of 5Mbps.
2.What is the SIM7670C 4G LM137 board?
- The SIM7670C 4G LM137 board is a development board that features a serial interface and is based on the SIMCOM A7670C LTE modem. It supports LTE-FDD, LTE-TDD, and GSM frequency bands and can be controlled via AT commands. It also supports a maximum downlink rate of 10Mbps and an uplink rate of 5Mbps.
