NEW and Improved version of the DUO 200! Now with Bluetooth 5, you can get more power, speed, and range from your setup. Enjoy 200+ hours of use with each battery charge, along with an even faster and more responsive experience. Sleek, silent, and professional wireless foot switch. Turn pages, read music, scroll lyrics and tabs Control presentation and teleprompter apps Cue audio and effects Capture video, photos, and more!