This foot switch for Bluetooth 4.0 tablets and computers allows you to scroll through lyrics or tabs, turn pages, change effects, or manage backtracks. You can also manage presentations such as Keynote and Powerpoint in PED pro, and use it with assistive technology apps. Features include: · Two membrane touch foot switches for fast and quiet response · Keyboard toggle for virtual keyboard access for some iOS apps · Red and Blue LEDs show battery and Bluetooth connection status · Lithium battery lasts 150 hours on a charge (2000 charge cycles) · Six different modes designed for different uses · Fully customizable controls to work with just about any app · Over-the-Air updates for the latest version of firmware and features · MicroUSB charging cable included to use with your USB charger