Manufacturer's Description:

NUX Optima Air is a dual-switch acoustic guitar simulator with a preamp for acoustic and electric guitar players. It simulates the acoustic guitar profiles with the best-optimized sound depending on your guitar and pickup type.


IR loader combined with a preamp which is equipped with 3-band EQ and Gain controls. And there is an additional one-knob-control Reverb effect. If you want to connect any effect pedal you can use the SEND/RETURN effect loop and add the Optima Air into the signal chain.


NUX Optima Air has a unique profile capture function, you can create your own acoustic guitar profile (IR file) by capturing your favorite acoustic guitar's sound.


There is an XLR DI output for direct line/mixer connection, headphones output for silent play and auxiliary input to connect a music player to play along.

Reverb: One Knob Reverb effect control. It adjusts the Dry/Wet and Decay parameters. Or you can turn it OFF by tweaking to 0


IR Level: Adjusts the simulated signal (Impulse Response file) LEVEL


Select (Push to Save): In manual mode, you can choose the IR file. And you can save your customized preset by pushing the knob



Gain: Adjusts the signal input Gain level


3-Band EQ:
Bass: Adjusts the low frequency level
Middle: Adjusts the middle frequency level
Treble: Adjusts the high frequency level


IR Footswitch:
Manual Mode: Engage/disengage the selected IR file. Acoustic guitar simulation ON/OFF
Preset Mode: Bank DOWN
Also, if you are editing a preset, you can push the IR footswitch to exit without saving


AMP Footswitch:
Manual Mode: Activates the pre-amp section. When you engage the AMP, you can use the Gain and the 3-band EQ
Preset Mode: Bank UP
Also, If you are editing a preset, while you changing the preset name you can push the AMP footswitch and move the cursor to the next selection area to choose a letter, number or symbol

Input: 6.35mm (1/4-inch) jack input


Output: 6.35mm (1/4-inch) jack output


Send/Return: 6.35mm (1/4-inch) effect loop inputs


Micro B USB Port: You can connect the pedal to your computer to use the Optima Air software to create, edit and save your presets. And update the pedal when a new firmware released.


Power Input: 9V Negative TIP power adapter input


3.5mm (1/8-inch) Auxiliary Input: You can connect music player to play along with music


3.5mm (1/8-inch) Headphones Output: For silent practicing or recording


XLR DI Output: For direct connection to mixer (or PA system)

Optima Air is loaded with 15 impulse response files. Each impulse response file optimized for the guitar type and the pickup type. The IR file names are included the guitar profile, optimized guitar type, and the pickup type. Press the IR footswitch to activate/deactivate the IR function.