Decades of Logitech expertise have gone into Perfect Stroke keys ensuring that every keystroke is fluid, natural, & accurate. MX Keys combines crafted keys with smart illumination & a remarkably solid build. The spherically dished keys match the shape of your fingertips, & their round edges provide satisfying feedbackno matter where you strike the key. Matte coating has been applied to every key so your fingers glide effortlessly over the surface. Wired / Wireless: Wireless; Maximum Wireless Range: 33 ft; Connector / Port / Interface: Bluetooth; Logi Bolt; USB; Keyboard Design: Tilt.