OpenBCI

OpenBCI Ultracortex

Developer kit

Dry-electrode EEG recording with separately purchased acquisition board.

$899.99 USD≈ €805 EURECB 2026-10-12US · Store price · Out of stock

Original manufacturer product imagery.

Key details

Designed for
Dry-electrode EEG recording with separately purchased acquisition board ↗
PRICES & AVAILABILITY

Prices & availability

Price settingsMarket & sorting
$899.99 USD≈ €805 EURECB 2026-10-12 US · Store price
Out of stock

OpenBCI official

Ultracortex "Mark IV" EEG Headset

Manufacturer listed price; final destination checkout not verified. Structured offer availability is manufacturer data.Check merchant offer ↗Price source ↗ Checked 2026-10-12

Manufacturer documentation checked; local stock, final checkout and destination delivery not verified.

Prices are snapshots, not a live stock feed. Taxes, shipping, prescription lenses and accessories can change the total.

THE DETAILS

Specifications

Designed for
Dry-electrode EEG recording with separately purchased acquisition board ↗
Form factor
3D-printed EEG headset kit ↗
EEG
Up to 16 channels ↗
Construction
3D-printed open-source frame ↗
Electrodes
Dry electrodes included in kit ↗
Sizes
Small, Medium and Large ↗
Assembly
Unassembled, print-it-yourself and pro-assembled options ↗
Acquisition Board
Cyton, CytonDaisy or Ganglion required and sold separately ↗
Specifications awaiting evidence

Weight, Runtime, Water / dust rating. Unknown values are evidence gaps, not proof that a feature is absent.

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Price history

Our first price observations were recorded 2026-10-12. A chart appears after a second observation of the same merchant, market and configuration.

Earlier prices are not available. New verified checks are collected by the cloud catalogue updater.

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