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Cerelog ESP-EEG 16-Channel High-Density Brain Computer Interface Circuit Board

High Precision (Dual ADS1299) 16 Channel Biosensing Board for Recording:

EEG EMG ECG

Easily Stream Data To:

BrainFlow (Python, Java, C#, C++, R, MATLAB, Julia & more — API/SDK enables you to Create your own custom apps & Process data with Machine Learning) (custom fork) OpenBCI GUI (custom fork) Lab Stream Layer (LSL)
Coming Soon 16-Channel Design — Product images will be available closer to launch

Research Instrument — Not a Medical Device

About the 16-Channel ESP-EEG

The Cerelog ESP-EEG 16-Channel board doubles the channel count of the original 8-channel ESP-EEG by incorporating dual Texas Instruments ADS1299 24-bit ADCs on a single PCB. Designed for high-density EEG, EMG, ECG, and BCI research, this board provides 16 differential input channels plus 1 bias probe — all while maintaining the same True Closed-Loop Active Bias (Drive Right Leg / DRL) noise reduction architecture, ESP32-WROOM-DA processor, USB-C connectivity, WiFi support, and onboard LiPo battery charging that researchers have come to rely on from the 8-channel model.

The 16-channel board is fully compatible with BrainFlow, the OpenBCI GUI fork, and Lab Streaming Layer (LSL), making it a drop-in upgrade for labs and researchers who need higher spatial resolution without changing their existing software workflows. Open-source firmware and schematics will be available on GitHub upon release.

Key Features (16-Channel Design)

  • 16-Channel Dual ADS1299 ADCs — Two Texas Instruments 24-bit, research-grade analog front-ends for high-density spatial coverage
  • ESP32-WROOM-DA Processor — WiFi connectivity, USB-C, and onboard LiPo battery charging
  • True Closed-Loop Active Bias (DRL) — Advanced noise reduction technique that feeds a processed reference signal back through a dedicated electrode
  • USB-C & WiFi — Primary USB-C connection, WiFi for LSL streaming to OpenBCI GUI fork
  • Onboard LiPo Charging — Untethered recording sessions with battery power
  • Open-Source Firmware & Schematics — Fully available on GitHub for inspection, modification, and community contributions
  • BrainFlow, OpenBCI GUI, & LSL Compatible — Drop-in upgrade for existing research workflows and toolchains
Find the project on our Github Page (Instructions + Open Source Firmware, Software & Schematics)
Discord Join the Discord Community server here to have your questions answered, fast support, and talk to other users
Technical Specifications — 16-Channel (Dual ADS1299)
Input Channels16 differential channels + 1 bias probe
ADCDual Texas Instruments ADS1299
ADC Resolution24-bit
Sample Rate250 SPS per channel
ConnectivityUSB-C (primary connection, fully supported). WiFi supported for LSL streaming to the OpenBCI GUI fork — see the WiFi setup steps in the guide for configuration. Bluetooth: ESP32 hardware-level capability available for custom firmware development. The board ships with USB-C firmware pre-loaded; no Bluetooth firmware implementation is included by default.
ProcessorESP32-WROOM-DA
Power Supply5V USB-C power
Battery SupportOnboard charging circuit for external LIPO battery
Noise ReductionTrue Closed-Loop Active Bias (Drive Right Leg / DRL)
Electrode CompatibilityUser supplied; see recommended 3rd party electrode supplies on the product page
Additional FeaturesAdvanced noise suppression, DC bias correction, high-precision timing, onboard tactile feedback motor (user must program the firmware to control as desired), onboard GPIO debug LEDs
Important Notice

This product is intended for research, engineering, and educational purposes only. It is not a medical device and has not been evaluated by the FDA. The product is not UL or FCC certified.

This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by Cerelog Inc. to be a finished end-product fit for general consumer use.

We expressly disclaim any liability whatsoever for any direct, indirect, consequential, incidental or special damages, including, without limitation, lost revenues, lost profits, losses resulting from business interruption or loss of data, arising from the use of this product.

Disclaimer: The Cerelog ESP-EEG board is not a medical device nor is it intended for medical diagnosis and provided to you "as is," and we make no express or implied warranties whatsoever with respect to its functionality, operability, or use, including, without limitation, any implied warranties, fitness for a particular purpose, or infringement. We expressly disclaim any liability whatsoever for any direct, indirect, consequential, incidental or special damages, including, without limitation, lost revenues, lost profits, losses resulting from business interruption or loss of data, regardless of the form of action or legal theory under which the liability may be asserted, even if advised of the possibility of such damages.

Cerelog Inc. assumes no liability for the performance, suitability, or use of any third-party products linked or recommended on this website.

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The Cerelog ESP-EEG Circuit Board is not intended for medical use and is not approved by the FDA to treat or diagnose any conditions. Please expand and read the above Important Notices section.

Under Development

This product is currently in development and not yet available for purchase.

$999.99 USD

Target price at launch

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What You Get

  • ESP-EEG 16-Channel PCB (dual ADS1299)
  • Pre-loaded firmware
  • Open-source schematics & software

Looking for the 8-channel version? View ESP-EEG (8-Channel) — Available Now

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ESP-EEG 16-Channel $999.99 USD