USB Foot Switch Pedal High Sensitivity Multifunctional Ergonomic Single Foot Switch Pedal with 2m Cable for Computer gray.Feature: 1. Multi Functions:USB Single pedal switch with mouse, keyboard, gaming, string and multimedia functions, is a standard host interface device and programmable keyboard mouse. 2. High Sensitivity: The single foot switch pedal is made with a durable, sensitive photoelectric switch that gives you an easy touch response with minimal resistance. 3. Ergonomic Pedal: USB fo