Pixxo Wireless Keyboard and Mouse with USB charger- Black/Gray (KF720UU) Pixxo Wireless MultiMedia Keyboard and Wireless 3-Button Optical Scroll Mouse Combo General Features: Black and Silver Wireless USB Receiver Wireless Keyboard Features: Black and Silver color scheme Carrier Frequency: 27 MHz 21 Shortcut Keys Web browser and MultiMedia Controls 18 MultiMedia Shortcut keys Keyboard lock ON/OFF function change