# Duet's OLED Display

Duet's OLED display provides full color visual feedback and metering.

> Input level
> To change Duet’s input level (i.e the recording level of mics and instruments), press and release the encoder repeatedly until the desired input is highlighted at the top of the OLED display. Then turn the encoder until the desired recording level is obtained (as seen in your recording software).

> Speaker Output level
> To change Duet’s speaker output level (i.e the listening level of connected speakers), press and release the encoder repeatedly until the image of the speaker is highlighted on the OLED display. Now, turn the encoder to the desired listening level. The hardware encoder operates in parallel with any software level controls.

> Headphone Output level
> To change Duet’s headphone output level (i.e the listening level of connected headphones), press and release the encoder repeatedly until the headphone icon is highlighted on the OLED display. Now, turn the encoder to the desired listening level. The hardware encoder operates in parallel with any software level controls.

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