IOGEAR GKM681R 2.4GHz Wireless Compact Keyboard with Optical Trackball and Scroll Wheel (Silver/Black)

2.4GHz Technology Offers Greater Wireless Range Up to 33 Feet Away From Your Home Theater PC / Computer or Laptop
Built-in Optical Trackball, Left / Right Buttons and Scroll wheel
USB Wireless Dongle Can Be Stored in the Bottom of the Keyboard for Safe Storage
16 Multimedia Hotkeys for Quick Access from Internet Browser, My Computer and Windows Media Player Track and Volume Control