Type: Wireless keyboard mouse combo
Material: ABS
Working Frequency: 2.4GH
Mouse Resolution: 800/1200/1600 DPI 
key layout: 104 keys
Key life: 5,000,000 times
Working Distance: 10m
Battery Requirements:: 2 AAA batteries
System Requirement: Windows2000/XP/Vista/7/8/10& MAC OS X