The Logitech MK315 Combo includes a keyboard with cushioned keys and a mouse with near-noiseless scrolling and clicking for quiet working. The full sized keyboard can be height adjusted to angles of 2 and 8 degrees for comfort while you type plus the mouse is contoured to fit in your hand. Each piece has a spill-resistant design and a battery life of up to 24 months for the mouse and up to 36 months for the keyboard.