Get powerful remote control and configuration of your compatible Alto Professional loudspeakers with the Alto Pro app. Using the App you’ll get easy remote access to features* like: - True Stereo Wireless Speaker Linking - Speaker Use EQ Selection - Sub Size Selection - Bluetooth Levels - Customizable EQ - Individual Channel EQ Compatible with the following Alto Professional products: TS408, TS410, TS412, TS415, BUSKER *Not all features are included on every speaker. Consult our website for more details on which features come with which speakers