Adesso WKB-3100UB wireless keyboard with trackball specs

General

• Device Type Keyboard - Wireless
• Interface 2.4 GHz
• Max Operating Distance 30 ft
• Wireless Receiver USB wireless receiver
• Form factor External
• Depth 5.9 in
• Width 11.7 in
• Height 1.1 in

Input Device

• Input Device:Connectivity Technology Wireless
• Keys Qty 87
• Features Integrated optical trackball
• Pointing Device / Manipulator Trackball
• Keyboard Technology Membrane
• Pointing Device / Manipulator:Pointing Device Features On/off power switch,
  800 dpi resolution
• Movement Detection Technology Optical

Miscellaneous

• Compliant Standards FCC,
  RoHS,
  WEEE
• Microsoft Certifications Compatible with Windows 7

Battery

• Type AA type
• Type AA type
• Installed Qty 2

Environmental Parameters

• Min Operating Temperature 32 °F
• Max Operating Temperature 122 °F
• Humidity Range Operating 20 - 90%

Software / System Requirements

• OS Required Microsoft Windows Vista / 2000 / XP