# LattePanda IOTA M.2 4G LTE Expansion Board (4G Module Not Included)

**Type:** Product page · **SKU:** DFR1249 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/dfrobot-lattepanda-iota-m2-b-key-4g-lte-cellular-expansion-board-3042-nano-sim.html ([markdown](https://core-electronics.com.au/dfrobot-lattepanda-iota-m2-b-key-4g-lte-cellular-expansion-board-3042-nano-sim.html.md))

Enable 4G LTE cellular connectivity on your LattePanda IOTA with this M.2 B-Key expansion board. It supports 3042 4G modules and includes a Nano-SIM slot,...

## Pricing

- **Price:** $16.70 (inc GST) — $15.18 AUD, exc GST

## Availability & dispatch

- Available with a lead time — expect dispatch between Aug 25 and Aug 31.

## Description

The LattePanda IOTA M.2 4G LTE Expansion Board is a dedicated hardware adapter designed to seamlessly integrate 4G LTE mobile network capabilities with the [LattePanda IOTA](https://www.dfrobot.com/kit-005.html) single-board computer. By providing a standard M.2 B-Key interface, it allows for the installation of a compatible cellular module, enabling robust and reliable connectivity in locations without Wi-Fi access. Key features include its **plug-and-play design tailored for the LattePanda IOTA and broad compatibility with standard 3042-size M.2 4G modules.** This M.2 4G adapter is engineered for applications requiring constant or remote connectivity, such as mobile robotics, smart IoT gateways, and in-vehicle devices.

**Seamless Integration with LattePanda IOTA**

Engineered exclusively for the LattePanda IOTA, this dedicated adapter ensures perfect electrical and physical compatibility. The design utilizes a combination of screw fixation and a direct 4-pin header connection, creating a secure and stable platform that eliminates any need for soldering or complex modifications. This streamlined integration allows for the rapid deployment of a complete 4G communication system in minutes, ensuring a reliable data link between the cellular module and the host board.

![Specially Designed for LattePanda IOTA, Plug-and-Play, Easy Deployment](https://core-electronics.com.au/attachments/localcontent/DFR1249-1_0x0_10180a6237e.webp)

**Support for Standard M.2 B-Key 4G Modules**

Equipped with a standard M.2 B-Key slot, the DFR1249 accommodates a wide range of commercially available 4G LTE modules. This M.2 adapter is specifically compatible with modules in the 3042 form factor (30.0mm × 42.0mm) that utilize the USB 2.0 communication protocol. This standardization provides users with the flexibility to select a module that best fits their specific geographic region, network carrier, and performance requirements. An onboard Nano-SIM card slot further simplifies the hardware setup.

![Supports Popular M.2 B-Key 4G Modules](https://core-electronics.com.au/attachments/localcontent/DFR1249-2_0x0_11717ff6233.webp)

**Notes:**

The expansion board is a hardware interface adapter board only. It does not include a 4G LTE module, SIM card, or antenna. Users must separately purchase and install components that meet the specified requirements to enable 4G functionality.

Compatibility: Designed ONLY for LattePanda IOTA. Do NOT use with other boards.

Components Required (NOT included):

12. M.2 B-Key 4G LTE module, supports USB 2.0 protocol (3042 size)
13. Nano-SIM card (4G/LTE network compatible)
14. Matching 4G antenna kit (antenna type depends on selected module)
Recommended Tested Modules:

16. Quectel EM05-CE
17. Simcom SIM7600H-G-M2
### Specification

19. Compatible Board: LattePanda IOTA only
20. Host Interface: USB 2.0 (connected via 2.54mm 4-Pin header to LattePanda IOTA)
21. Module Interface: M.2 B-Key slot
22. Compatible Module: USB2.0 Protocol, 3042 (30.0mm × 42.0mm)
23. SIM Card Slot: Nano-SIM
24. Board Dimensions: 52mm × 32.5mm
25. Mounting Method: Screw fixation + pin header insertion
### Documents

27. [Product wiki](https://wiki.dfrobot.com/SKU_DFR1049_LattePanda_IOTA_4G_LTE_Expansion_Board)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/D/F/DFR1249-1.jpg)