ER3C Ultra-Shielded Insert Earphones (300 ohms)

$1,200.00

Ultra-shielded ER-3C insert earphones for use with the Duet and USB hardware platforms (M015302U).  These inserts are intended for use in protocols which require complete isolation of the stimulus from the response, such as the frequency following response (FFR) and complex ABR (cABR).