> ## Documentation Index
> Fetch the complete documentation index at: https://docs.omi.me/llms.txt
> Use this file to discover all available pages before exploring further.

# Omi DevKit 1

> DevKit 1 is a necklace form factor device that can be worn around the neck. It runs on Xiao nRF52840, is powered by a rechargeable battery, and connects to your phone to stream the audio data.

## Overview

DevKit 1 is the original Omi wearable device in a necklace form factor. It connects via Bluetooth to your phone to stream audio data for real-time transcription.

<CardGroup cols={3}>
  <Card title="Xiao nRF52840" icon="microchip">
    Low-power Bluetooth SoC
  </Card>

  <Card title="Rechargeable Battery" icon="battery-full">
    Built-in LiPo battery
  </Card>

  <Card title="Necklace Form Factor" icon="circle-dot">
    Wearable pendant design
  </Card>
</CardGroup>

***

## How to Get It

<Tabs>
  <Tab title="Buy Assembled" icon="cart-shopping">
    If you didn't get the original Omi DevKit from the Kickstarter campaign, you can purchase it from the Based Hardware website.

    <Card title="Omi DevKit 2" icon="shopping-bag" href="https://www.omi.me/products/omi-dev-kit-2">
      Purchase the latest DevKit from the official store
    </Card>

    <Note>
      DevKit 1 is no longer available for purchase. DevKit 2 is the recommended option for new users.
    </Note>
  </Tab>

  <Tab title="Build Your Own" icon="screwdriver-wrench">
    If you prefer to assemble the device yourself, follow our comprehensive build guide.

    <Card title="Build Guide" icon="hammer" href="/doc/assembly/Build_the_device">
      Step-by-step instructions for assembling your own device
    </Card>
  </Tab>
</Tabs>

***

## Firmware

The recommended way to update your device is through the Omi app's built-in OTA (Over-The-Air) update feature.

<Steps>
  <Step title="Install the Omi App">
    Download from the [Apple App Store](https://apps.apple.com/us/app/omi-ai-wearable/id6502156163) or [Google Play Store](https://play.google.com/store/apps/details?id=com.friend.ios)
  </Step>

  <Step title="Connect Your Device">
    Pair your DevKit 1 via Bluetooth
  </Step>

  <Step title="Check for Updates">
    The app will notify you when firmware updates are available
  </Step>
</Steps>

### Manual Firmware Update

<AccordionGroup>
  <Accordion title="Download Pre-built Firmware" icon="download">
    Download a pre-built firmware version from the [Omi GitHub Releases](https://github.com/BasedHardware/omi/releases?q=release_firmware+DK1).

    Look for releases tagged with `DK1` for DevKit 1 compatibility.
  </Accordion>

  <Accordion title="Compile Firmware Yourself" icon="code">
    For advanced users who want to customize the firmware:

    <Card title="Firmware Compilation Guide" icon="terminal" href="/doc/developer/firmware/Compile_firmware">
      Learn how to build firmware from source
    </Card>
  </Accordion>
</AccordionGroup>

***

## Related Documentation

<CardGroup cols={2}>
  <Card title="DevKit 2" icon="microchip" href="/doc/hardware/DevKit2">
    Upgraded version with more storage and speaker
  </Card>

  <Card title="Build Guide" icon="screwdriver-wrench" href="/doc/assembly/Build_the_device">
    Assemble your own Omi device
  </Card>

  <Card title="Buying Guide" icon="cart-shopping" href="/doc/assembly/Buying_Guide">
    Parts list and sourcing information
  </Card>

  <Card title="App Setup" icon="mobile" href="/doc/get_started/introduction">
    Get started with the Omi app
  </Card>
</CardGroup>