---
layout: download
board_id: "metro_nrf52840_express"
title: "Metro nRF52840 Express Download"
name: "Metro nRF52840 Express"
manufacturer: "Adafruit"
board_url: ""
board_image: "metro_nrf52840_express.png"

Features:
  - Classic form factor
  - Bluetooth/BTLE
---

The **Adafruit Metro nRF52840 Express** is a new Metro family member with Bluetooth Low Energy and _native USB support_ featuring the nRF52840! 

This chip has twice the flash, and four times the SRAM of its earlier sibling, the nRF52832 - 1 MB of FLASH and 256KB of SRAM. Compared to the nRF51, this board has 4-8 times more of everything.

More later!

**Features:**

*   ARM Cortex M4F (with HW floating point acceleration) running at 64MHz
*   1MB flash and 256KB SRAM
*   **Native Open Source USB stack** - pre-programmed with UF2 bootloader
*   Bluetooth Low Energy compatible 2.4GHz radio (Details available in the [nRF52840](https://www.nordicsemi.com/Products/Low-power-short-range-wireless/nRF52840) product specification)
*   **FCC / IC / TELEC certified module**
*   more later!

## Purchase
* [Adafruit](https://www.adafruit.com/)

## Contribute

Have some info to add for this board? Edit the source for this page [here](https://github.com/adafruit/circuitpython-org/edit/master/_board/{{ page.board_id }}.md).
