Parts List

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>

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	$15
US	Amazon US	$24
EU	Amazon EU	Varies
India	Robu.in	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	$7

Slider Switch

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

Region	Store	Price
US	Amazon US	$8 for 30+ units
EU	Amazon EU	Varies
UK	Amazon UK	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	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>