Headphone Settings - Asus ROG Xonar Phoebus Quick Start Manual

6.3.3 Headphone Settings
Function Introduction
You can set the gain setting based on your headphone impedance.
No Item
1 Normal Gain
High Gain
Extra High Gain
Description
0dB for < 64 ohms
6dB for 64 ~50 ohms
2dB for > ohms
ASUS Xonar Phoebus
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