Check the listing for details. USB Triple Foot Switch Pedal Control PC Computer Game Keyboard Mouse. Condition: Open box. Listed at 34.99 USD. FS23-P Game Switch USB Triple Foot Switch Foot Pedal Photoelectric Switch for Image Acquisition Music Game Control open box, not in original box/packaging FS23-P USB Triple Foot Switch Multifunctional Foot Pedal Photoelectric Switch for Image Acquisition Music Game ControlFeatures:Can be customized as shortcut key, multi-media key, etc, to achieve mouse function, keyboard function, game function, string function and multimedia function.The photoelectric switch is triggered by infrared sensor and is silent when treading.Simple polka dot pattern not only gives product an exquisite appearance, but also increases the friction between the product and user, making it more stable.The bottom is equipped with non-slip pads, no need to worry about the sliding of the switch caused by slightly larger tread force.This product provides key definition setting software based on Windows system, which can be used in various systems after setting (If your computer system is Unux or MAC, you need to modify the key definition in Windows, then plug the switch into the Linux or Mac)Wide application, you can use it when playing gaming, working, controlling machine, testing machine, testing piano keyboard, and quickly storing images. Specification:Model: FS23-PColor: BlackSwitch: Photoelectric switchInterface: USBCable length: About 2mItem size: 37.5 * 12 * 4cm /14.76 * 4.72 * 1.57inItem weight: Approx. 327g /11.53oz