The Wave Combo MK550 includes the K350 model keyboard and M510 Mouse Powerful 2.4 GHz wireless connection with one tiny Unifying receiver that stays in your notebook Contoured laser mouse with rubber grips gives you smooth, precise cursor control. Wave-design ergonomic keyboard with cushioned palm rest for exceptional typing comfort. Virtually no battery changes: up to three years of battery life for the keyboard and two years for the mouse* (* Keyboard and mouse battery life may vary based on user and computing conditions.)
