2.4GHz Wireless Multimedia Keyboard & Mouse Combo * 8M~10M effective working distance * Keyboard with special texture finish for cover * 102 + 9 hot  keys, 415*140*25mm * 6D mouse,800/1200/1600 DPI shifting * Mouse Size :95*55*30mm * Any language layout is available* Compatible with Windows 98/NT/ME/2000/XP/VISTA/7/8/10