The Logitech Ergo K860 is a wireless split ergonomic keyboard that improves typing posture and reduces wrist and forearm strain. Its curved, split keyframe and sloping form promote a natural hand position, while tilt legs at 0°, -4°, and -7° lift your palms for personalized comfort. An innovative palm lift reduces upper trapezius muscle activity by 21% in tests. Matte, tactile keys help you orient fingers and type accurately. Connect via Bluetooth or the included USB receiver; powered by two AAA batteries. Includes keyboard, USB receiver, 2x AAA batteries, and quick start guide. Dimensions: 45.60 x 23.30 x 4.80 cm; weight: 0.30 kg. 12-month manufacturer warranty.