The iMouse E10 is equipped with a 2.4 GHz radio frequency (RF) for seamless connectivity. This wireless vertical iMouse E10 mouse from Adesso features an ergonomic vertical design to comfort your hand as you work. From controlling text size to image zoom, the featured 6-button scrolling wheel makes it a breeze to perform tasks quickly. Ergonomic right-handed design lets the mouse fit perfectly in your right hand. Enjoy the freedom of wireless RF connectivity found in most devices. Features optical resolution for silky smooth movement.