Built for the stage, the AirTurn BT500S-4 puts you in control. Whether you need to turn pages in an electronic score, send MIDI commands to your effects or your DMX lighting system, or control playback from a DAW, this 4-switch pedalboard-friendly unit has it covered. With Bluetooth 5 built in, the BT500S-4 offers an over 200-foot range and over 200 hours of battery life on a charge. The BT500S-4 is easily customizable to thousands of applications and hardware that supports Bluetooth, thanks to the free AirTurn Manager app. Best of all, the durable polymer construction doesn’t block Bluetooth signals and will stand up to a heavy performance schedule. Go hands-free and get back in control with AirTurn.