Using the Equalizer settings

Go to the product home screen in the Bose app and tap on the "EQ" shortcut button …




Or go to Settings screen and select "Equalization"



On the Equalization screen you'll find the following:

Flat EQ - No added equalization	Bass Boost - Click Bass Boost to increase the bass level	Bass Reducer - Click Bass Reducer to decrease the bass level
Treble Boost - Click Treble Boost to increase the treble level	Treble Reducer - Click Treble Reducer to decrease the treble level	Custom EQ - Customize your own EQ settings