Specification:
Item Type: Keyboard Mouse Set Wireless Mouse Frequency: 2408mHz-2474mHz Wireless Mouse Channels: 34 (frequency hopping) Wireless Working Distance: Approx. 10meter / 32.8ft(maximum) Wireless Rated Voltage: 1.5V Mouse Sensing System: Optics Mouse Resolution: 1200DPI USB Version: 1.1 (receiver) Battery: Keyboard and mouse each AA battery (not included)
Package List:1 x Keyboard1 x Mouse1 x Receiver