Ergo 1

The diaphragm in these headphones is made of a very thin yet strong material, which delivers a very clear, uncolored sound. The headband design, combined with the optimal placement of the drivers, allows you to experience music in a way similar to that offered by floor-standing speakers.
TECHNICAL SPECIFICATIONS
Frequency response: 28–20,000 Hz
Impedance: 100 ohms Sensitivity: 95 dB Design: open-back headphones Power: 0.4 W Driver: dynamic Weight: 380 g
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