Feature: 100% brand new and high quality Color:Gold Keyboard interface: USB Keyboard connection mode: wireless Mouse interface: USB Mouse connection mode: wireless Keyboard parameters: Size: 381*142*22mm Weight: 350g Key life: more than 10 million times Operating frequency: 2.4GHz Battery: AAA*2 Festival Receiving distance: 10 meters Ultra slim design / comfort / energy saving / energy saving / adjustable height support / Multimedia Mouse parameters: Size: 111*62*23mm Weight: 60g DPI:800/1200/1600 Key life: 3 million times Battery: AAA*2 Festival Receiving distance: 10 meters Key features: silent mute / cool / switch / energy saving light Keyboard multimedia function keys: 1 my computer 2 my home page 3 mail 4 play / pause 5 stop 6 on a song 7 next song 8 volume - 9 volume + 10 mute System hardware requirements: 1 computer terminal USB interface 2 support system: x86 x64 win10/8/7/VISTA/XP/ME/2000 Windows MACINTOSH (MINI READY MAC) 2- OSX10 Accessories: 1 keyboard X1 2 mouse X1 3 receiver X1 4.AAA battery X4 5 instruction manual (Chinese and English) X1