Use "spiky" or "pin" designs to contact the scalp without any liquid.
Highest data quality; trusted for clinical and peer-reviewed research. Cons: Longest setup and cleanup time (up to 60 minutes). Saline-Based: Uses felt pads soaked in saltwater. eeg cap buy
Sensors can dry out during long sessions (usually limited to ~3 hours). Use "spiky" or "pin" designs to contact the