| Country of Origin | Australia |
|---|
Check the listing for details. Vintage electro-oculography (EOG) / biofeedback glasses. Condition: Used, Made in Australia. Listed at 120.00 USD. Era & context. Small round piece near the ear: This is not a speaker — it’s an electrode housing or reference sensor. Wire leading to a 2-pin connector: Carries the electrical signals to an amplifier/recording unit.
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