- Airturn Duo 500; wireless Bluetooth 5 Controller with 2 ATFS-2 Pedals and Pedal Board; useable as Page Turner for sheet music or any other digital documents; for control teleprompter apps, remote control for iTunes on all iOS devices including iTunes for Mac and PC (with Bluetooth 5); control iOS cameras for remote video and picture snapshots; works with different iPad and Android apps and Adobe Acrobat, Microsoft Word, PowerPoint and Keynote for PC and Mac Bluetooth equipped computers; 6 silent membrane buttons; power switch; status indicator light; 5 keyboard profiles; internal rechargeable battery with a mini USB recharging port; Upgrade-able and programmable using the AirTurn Manager on iOS, Android and Mac; dimensions: 177,8 x 101,6 x 22 mm; weight: 250 g