MK545 Advanced is an instantly familiar wireless keyboard and mouse combo built for precision comfort and reliability. The full-size keyboard features a familiar key shape size and feeling optimized for precision and noise reduction. N/AN/AThe keyboards textured palmrest and adjustable tilt legs keep you comfortable for long stretches. The advanced full-size mouse is designed to fit comfortably in either hand and laser-grade tracking and advanced controls keep you in command. Plug and play your keyboard and mouse with one tiny USB receiver with Logitech Unifying technology. Youll get a reliable and encrypted wireless connection up to 10 meters away with virtually no delays or dropouts.