Beyerdynamic DT 109 400 Ohms Dual ear Headset (Black) – 5 pin "WORKS"

Beyerdynamic DT-109 Overview. The DT 109 headset series is available in a variety of impedances; this particular model is rated at a low 50 ohms, for a higher output, and listening level. The microphone is rated at 200 ohms for high sensitivity and clarity.

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