The pre-tensioned ERKA. the convex membrane provides excellent resonance and sound transmission.
Highly polished and chromium-plated for a non-porous surface, the brass chest piece ensures perfect surface hygiene. The reversible double chest-piece has an open bell side for the low frequencies and
The standard 15° inclined binaural can be individually adapted to the ear canal characteristics of the user. The ergonomically shaped and individually adjustable headset guarantees an optimal fit.
The soft ear tips fit ideally into the ear canal and thus minimize the influx of external noise.