Mackie SRT Connect™ gives you complete wireless control over your Mackie SRT Series Loudspeakers via Bluetooth®. Haven't purchased SRT Series loudspeakers yet but want to try the app? SRT Connect allows you to explore every feature and even emulate connected SRT Series loudspeakers in Demo Mode. Total wireless control from the SRT Connect app: - Independent input channel and master levels - Channel EQ - Application- and venue-specific voicing modes - Front LED Color & Modes - LCD screen brig