> For the complete documentation index, see [llms.txt](https://docs.mtoolstec.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mtoolstec.com/master.md).

# MTools Tec Docs: RFID, NFC, LoRa & Meshtastic Guides

Setup guides for MTools apps, PN532, Chameleon Ultra, Proxmark3 X, GAT562, Meshtastic and MeshCore hardware, firmware, and troubleshooting.

Documentation for MTools Tec RFID, NFC, UHF, LoRa, Meshtastic, MeshCore, SDR, IoT, and tracking products. Choose a product family below to find setup instructions, compatible software, firmware updates, and troubleshooting help.

{% hint style="info" %}
**New here?** Start with the product name printed on your device or shown in your order. If you are unsure which hardware fits your project, [contact MTools Support](https://shop.mtoolstec.com/contact-us/).
{% endhint %}

## Explore product documentation

{% content-ref url="<https://docs.mtoolstec.com/apps-and-downloads>" %}
<https://docs.mtoolstec.com/apps-and-downloads>
{% endcontent-ref %}

{% content-ref url="<https://docs.mtoolstec.com/rfid-nfc-and-uhf-hardware>" %}
<https://docs.mtoolstec.com/rfid-nfc-and-uhf-hardware>
{% endcontent-ref %}

{% content-ref url="<https://docs.mtoolstec.com/lora-meshtastic-and-meshcore-devices>" %}
<https://docs.mtoolstec.com/lora-meshtastic-and-meshcore-devices>
{% endcontent-ref %}

{% content-ref url="<https://docs.mtoolstec.com/sdr-iot-and-expansion-hardware>" %}
<https://docs.mtoolstec.com/sdr-iot-and-expansion-hardware>
{% endcontent-ref %}

## Software and apps

Use MTools Tec apps with built-in NFC or supported external readers and emulators.

* [View all official apps and downloads](https://docs.mtoolstec.com/apps-and-downloads)
* **MTools for Android:** [Google Play](https://play.google.com/store/apps/details?id=tk.toolkeys.mtools)
* **MTools BLE:** [Google Play](https://play.google.com/store/apps/details?id=com.mtoolstec.mtoolsLite) · [Apple App Store](https://apps.apple.com/us/app/mtools-ble-rfid-reader/id1531345398)
* **MIFARE Ultralight Tool:** [Google Play](https://play.google.com/store/apps/details?id=com.mtoolstec.mifareultralighttool)
* **MCalc:** [Google Play](https://play.google.com/store/apps/details?id=cc.yuyeye.mcalc) · [Documentation](https://docs.mtoolstec.com/help-and-info-mcalc)

## RFID and NFC hardware

### Chameleon Ultra and Chameleon Lite

Open-source RFID emulation and research tools for authorized testing and development.

* [Set up Chameleon Ultra](https://docs.mtoolstec.com/how-to-use-chameleonultra)
* [Write a MIFARE dump](https://docs.mtoolstec.com/how-to-use-chameleonultra-to-write-mifare-dump)
* [Upgrade Chameleon firmware](https://docs.mtoolstec.com/upgrade-the-firmware-of-chameleonultra-and-chameleonlite)
* [Shop Chameleon Ultra](https://shop.mtoolstec.com/product/chameleon-ultra/)

### PN532 readers and tools

Use PN532-based hardware over USB, Bluetooth, or the command line.

* [PN532 CLI quick start](https://docs.mtoolstec.com/pn532-cli/how-to-start)
* [Emulate an NDEF message](https://docs.mtoolstec.com/pn532-cli/ntag-emulate)
* [Use the terminal with ACR122U and PN532](https://docs.mtoolstec.com/mtools-app/terminal-for-acr122u-and-pn532)
* [Shop All-In-One PN532](https://shop.mtoolstec.com/product/mtools-all-in-one-pn532/)

### Proxmark3 X

Advanced RFID research hardware has a dedicated documentation site.

* [Open Proxmark3 X documentation](https://proxmark3x.mtoolstec.com/)
* [Shop Proxmark3 X](https://shop.mtoolstec.com/product/proxmark3-x/)

### Cards and tags

Check the exact protocol, UID length, generation, and write method before purchasing or programming a tag.

* [Use UID Changer](https://docs.mtoolstec.com/how-to-use-uid-changer)
* [Shop cards and tags](https://shop.mtoolstec.com/)

## LoRa and mesh devices

### GAT562 30S

Documentation for GAT562 30S Meshtastic and MeshCore hardware.

* [GAT562 30S overview and specifications](https://docs.mtoolstec.com/lora-devices/gat562-30s-mesh-module)
* [nRF52840 Meshtastic and MeshCore BLE OTA](https://docs.mtoolstec.com/nrf52840-meshtastic-meshcore-firmware-ble-ota)
* [Shop GAT562 30S](https://shop.mtoolstec.com/product/gat562-30s-kit/)

## Popular tasks

* [Read a supported card with MTools](https://docs.mtoolstec.com/mtools-app/how-to-use-the-mtools-app)
* [Compare MTools with MIFARE Classic Tool](https://docs.mtoolstec.com/mtools-app/mtools-vs-mifare-classic-tool)
* [Upgrade Chameleon Ultra or Chameleon Lite](https://docs.mtoolstec.com/upgrade-the-firmware-of-chameleonultra-and-chameleonlite)
* [Upgrade Pixl.js firmware](https://docs.mtoolstec.com/upgrade-the-firmware-of-pixl.js)
* [Configure a GAT562 30S mesh module](https://docs.mtoolstec.com/lora-devices/gat562-30s-mesh-module)

## Store and support

* [Browse MTools Tec products](https://shop.mtoolstec.com/)
* [Track an order](https://shop.mtoolstec.com/track-my-order/)
* [Contact technical support](https://shop.mtoolstec.com/contact-us/)

{% hint style="warning" %}
Use RFID, NFC, and wireless research tools only on systems and credentials you own or are explicitly authorized to test. Follow applicable laws and local radio regulations.
{% endhint %}