> ## 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.

# Parts List

> Everything you need to build your own Omi device. Availability and prices may vary by region.

## Required Components

<CardGroup cols={2}>
  <Card title="Microcontroller" icon="microchip">
    Seeed Studio XIAO nRF52840 Sense
  </Card>

  <Card title="Power" icon="battery-full">
    Rechargeable LiPo battery
  </Card>

  <Card title="Switch" icon="toggle-on">
    Slider switch for power control
  </Card>

  <Card title="Case" icon="cube">
    3D printed enclosure
  </Card>
</CardGroup>

***

## Parts List

### Seeed Studio XIAO nRF52840 Sense Board

The brain of your Omi device - a compact Bluetooth LE board with built-in microphone.

| Region | Store                                                                                                                   | Price  |
| ------ | ----------------------------------------------------------------------------------------------------------------------- | ------ |
| Global | [Seeed Studio](https://www.seeedstudio.com/Seeed-XIAO-BLE-Sense-nRF52840-p-5253.html)                                   | \$15   |
| US     | [Amazon US](https://amzn.to/3TZD1pO)                                                                                    | \$24   |
| EU     | [Amazon EU](https://amzn.eu/d/3eG6gaA)                                                                                  | Varies |
| India  | [Robu.in](https://robu.in/product/seeed-studio-xiao-nrf52840-sense-tinyml-tensorflow-lite-imu-microphone-bluetooth5-0/) | Varies |

<Tip>
  The Seeed Studio direct store offers the best price at \$15/unit.
</Tip>

***

### Rechargeable Battery

A small LiPo battery to power your device.

| Region | Store                                | Price |
| ------ | ------------------------------------ | ----- |
| US     | [Amazon US](https://amzn.to/3TXlE9f) | \$7   |

***

### Slider Switch

Power switch to turn your device on/off. Model: **SS12D00-G3, 3mm**

| Region | Store                                               | Price             |
| ------ | --------------------------------------------------- | ----------------- |
| US     | [Amazon US](https://www.amazon.com/dp/B099MRCDG8)   | \$8 for 30+ units |
| EU     | [Amazon EU](https://www.amazon.de/dp/B09TVFF6KW)    | Varies            |
| UK     | [Amazon UK](https://www.amazon.co.uk/dp/B09TVFF6KW) | Varies            |

<Note>
  You only need one switch per device. The packs include many extras.
</Note>

***

### Wires

Thin wires for connecting components.

| Region | Store                                             | Price  |
| ------ | ------------------------------------------------- | ------ |
| US     | [Amazon US](https://www.amazon.com/dp/B09X4629C1) | Varies |

***

### 3D Printed Case

The enclosure for your Omi device.

<Card title="Download STL Files" icon="download" href="https://github.com/BasedHardware/omi/tree/main/omi/hardware/triangle%20v1">
  Get the 3D print files from GitHub
</Card>

<AccordionGroup>
  <Accordion title="Don't have a 3D printer?" icon="cube">
    Options for getting your case printed:

    * **Local makerspaces** - Check [Makerspace.com](https://makerspace.com/) for locations near you
    * **Online services** - Use services like Shapeways, Craftcloud, or PCBWay
    * **Local libraries** - Many public libraries now have 3D printers available
    * **University labs** - Students may have access to campus maker labs
  </Accordion>

  <Accordion title="Printing tips" icon="lightbulb">
    * **Material**: PLA or PETG recommended
    * **Layer height**: 0.2mm for good detail
    * **Infill**: 20% is sufficient
    * **Supports**: May be needed depending on orientation
  </Accordion>
</AccordionGroup>

***

## Important Notes

<Warning>
  The provided links are to third-party vendors. We do not guarantee product availability or quality.
</Warning>

* Pricing is approximate and may vary by location and shipping fees
* Some components may have long shipping times from certain vendors
* Consider buying extras of small components like switches

***

## Next Steps

<CardGroup cols={2}>
  <Card title="Build Guide" icon="screwdriver-wrench" href="/doc/assembly/Build_the_device">
    Step-by-step assembly instructions
  </Card>

  <Card title="Flash Firmware" icon="bolt" href="/doc/get_started/Flash_device">
    Install firmware on your device
  </Card>

  <Card title="App Setup" icon="mobile" href="/doc/get_started/introduction">
    Set up the Omi app
  </Card>
</CardGroup>