Adesso WKB-3150UB - Wireless Ergonomic Keyboard with Built-in Removable Trackball and Scroll Wheel, Split Key, Long Battery Life, Small and Portable -Compatible for Laptop/Desktop/PC/Windows XP/7/8/10

• Wireless Technology - Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs.
• Ergonomic Contour Design - Minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome
• Split Key Design - Encourages natural position of hands, wrists and forearms for maximum comfort.
• Integrated Palm Rest - Keeps your wrists in the most comfortable position.
• Membrane Switch - 5 Million keystroke lifecycle for a quiet and fast typing experience.
• Built-in Trackball with Optical Sensor - Tracks accurately and precisely with less muscle movement for maximum comfort.
• Built-In Scroll Wheel - Provides convenience for office applications or web browsing.
• Removable Trackball - Allows for easy cleaning.
• Auto Sleep and Power On/Off Switch - Maximizes your battery life up to 6 months.
• Compact and Portable - Ultimate space saver and easy-to-carry on the go.

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

• Question : Can the trackball be removed for cleaning?
  Answer : Yes, the trackball on the keyboard can be removed for occasional maintenance and cleaning.
• Question : What is the wireless range of the keyboard?
  Answer : The keyboard has a wireless range of up to 30 feet.
• Question : What operating systems is the keyboard compatible with?
  Answer : The keyboard is compatible with Windows 2000, XP, Vista, 7, 8, and 10.