The Logitech K270 Wireless Keyboard and M185 Wireless Mouse in black are a standard QWERTY keyboard and optical mouse set with a wireless connectivity option. The keyboard has an on/off switch and a maximum DPI of 1000, while the mouse features a tracking method to ensure precise control. Both items are from the trusted brand Logitech and come with a USB dongle for easy setup. The set includes a California Prop 65 warning and has a sleek design with dimensions of 23.500 x 11.500 x 2.000 inches for the keyboard and 5.500 x 3.500 x 1.500 inches for the mouse.