2.4GHz Wireless Multimedia Keyboard & Mouse Combo * 8M~10M effective working distance * Chocolate Multimedia KB * Keyboard keys : 104+10 hot keys , * Keyboard size :428*118*27mm * Any language layout is available * 4D 2.4GHz Wireless Mouse * Mouse Size: 103*60*20mm * 800/1200/1600 DPI shifting * Side button Backward & Forward function * Built-in Nano receiver