Logitech MK235 Wireless Keyboard And Mouse

Keyboard dimension: 17.15 x 5.41 x 0.81 inch (wxhxd) mouse dimension: 3.85 x 2.49 x 2.42 inch (hxdxw) the country of origin is china warranty information 1-year limited hardware warranty wireless range: 33 feet /10 meters wireless encryption: 128-bit advanced encryption standard (aes) between devices and receiver