PreSonus HD9 Professional Over-Ear Monitoring Headphones Closed Back 61-key The world’s best-selling acoustic electric

The world’s best-selling acoustic electric guitar

You’ll also find all connectors and control features for connected modules on the rear panel

TRANSPOSE Yes

Made from aluminium wire coated in highly conductive copper

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PreSonus HD9 Professional Over-Ear Monitoring Headphones Closed Back 61-key The world’s best-selling acoustic electricPreSonus HD9 Overview The PreSonus HD9 is a pair of professional quality monitoring headphones, which deliver loud, clear, and clean audio, while minimizing listening fatigue. The HD9 sports 45mm dynamic, neodymium drivers with high power handling (900mW per channel into 40 Ohms) and an extended frequency response from 10 Hz to 26 kHz for accurate bass response and precision mixing. The closed back, circumaural design keeps the sound inside the ear